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(chatquestion)...3. A two turns circular coil was made from a 3 m long wire. Calculate the magnetic field strength at the center of the coil if it carries 0.5 A current.

asked Jan 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...(1) x mum 27. The particle is executing S.H.M. on a line 4 c long. If its velocity at mean position is 12 cm/sec, cms its frequency in Hertz will be : 3 (4) 3 (2) TC 2n (3) 3 e of (1) 3 2Tn nce

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...A block of ice floats in an oil in a vessel when the ice melts, the level of oil will 7. 13. (1) Go up J2Y Go down (3) Remain same (4) Go up or down depending on quantity of ice

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...Illustration 7: A uniform square lamina of side 2a is hung up by one corner and oscillates in its own plane which is vertical. Find the length of the equivalent simple pendulum.

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...4.36 Wall 20 19 A simple pendulum of length 1 m, hanging from an inclined wall, is made to oscillate from an angle 2° with the vertical as shown. If colli- sions with the wall are elastic, time period of oscillation will be (use g= T2) %3D (1) (2) 3. (3) 2 s (4) S. S. 1/3 Ss 2/3

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...is viscous Water is flowing through a channel (lying in a vertical plane) as shown in the figure. Three sections A, B and C are shown. Sections B and C have equal area of cross section. If P.. P. and P are the pressures at A, B and C respectively then 30. PA A' Pc 12) PA<PB<Pc 1) PA> PB= Pc 3) PA<PB = Pc (4) PA> PB> Pc %3D

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...Yourself Henry's constant for argon is 40 K bar in water, determine molal concentration of argon in water when it is stored above water at 10 bar pressure.

asked Jan 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Which of the following is correct for the condition when plant YyRr is back crossed with the double recessive parent? 9:3:3:1 ratio of phenotypes only 9:3:3: 1 ratio of genotypes only 1:1:1:1 ratio of phenotypes only 1:1:1: 1 ratio of phenotypes and 1) 2) 3) 4) genotypes

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...In above question if orientation of cone is changed as shown in figure then radiation force experienced is : Example TR²1 A. IRH TRHI B. IRH D. C. 2c I=Intensity of radiation Ans: D

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...The most stable carbonium ion among the following is (2) (1) (4) (3)

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...26. A bullet is fired from a gqun. As a result the gun recoils. The mass of the gun is 100 times the mass of the bullet. The ratio of the kinetic energies of the bullet and the gun will be [MP PMT 2012] (a) 104: 1 (c) 1:100 (b) 100 : 1 (d) 1:1

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...Deste Peod ७ प्रथम चतु्श में नही ह याव 3+00 0 -५= ० यदे त ड२० + 35ho +4 Coy © = २

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...auonery vaneues, 1Z Dall pen varieties and 5 pencil varieties in how many ways can he select these articles? 3. From Goa to Bombay there are two roots; air, and sea. From Bombay to Delhi there are routes; air, rail and road. From Goa to Delhi via Bombay, how many kinds of routte there? A mint prepares metallic calenders specifying months, dates and days in the form ot monthly sheets (one plate for each month). How many types of calendars should it prena to serve for all the possibilities in future years? Thee a

asked Jan 19, 2020 by balaji.thirumalai

0 answers

(chatquestion)...60 g mol 20. Strength of H,O, is 15.18 g L, then it is equal to:- (1) 1 volume (2) 10 volume (3) 5 volume (4) 7 volume

asked Jan 18, 2020 by balaji.thirumalai

1 answer

(chatquestion)...A body of mass 10 kg is moved with uniform speed on a rough horizontal surface, for a distance of 2 m. The workdone is 150 J. The surface is inclined to the horizontal at 30°. The same body is moved over the inclined plane for a distance of 2 m. The work done against friction will be : (take g = 10 m/s²) (A) 250 J (75-3) J (B) 50 J (C) 150 J (D)

asked Jan 18, 2020 by balaji.thirumalai

1 answer

(chatquestion)...DOH- OH- -ОН OH OR совень CElGH uderitical and G) aue Enantiomers & *co0H coOH Не- OH CH3 CHз CHO CHO OH HO еHаон CH20H L gyesuald dhyde D-ghycoualdelyde supoumforable called steveaisomeus cwhich Fwo aue non- each others aue exists active. enantiomous hese faie. alusays en alusays aplially enationeus Hay aue Physial Chemical Same aue fuep. of prantiomens chiial same excpect also aue wheve seagent its H+/D R. D. CH3 CH3 Teacher's Sgnature

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...A parallel plate capacitor C has a charge q and potential V between the plates. Work required to double the distance between the plates is : (1) (2)cv (1) CV CV² 80 (3) (4) CV²

asked Jan 18, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Identify the least stable ion amongst the following (A) Li (C) B- (B) Be (D) C-

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...Correct order of extent of axial overlapping is :- 71. (1) 1s-1s > 1s-2s < 1s-3s (2) 2s-2s < 3s-3s< 4s-4s (3) 1s-2p > 2s-2s > 2s-2p > 2p-2p (4) 2s-2s > 2s-3p > 3p–3p

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...WLAM RIHntam Term DNase) refers to :- (1) DNA forming enzyme 97 Leader Test Se 97. DNas (2) More than one DNA (1) D (2) (3) (3) DNA joining enzyme (4) DNA digesting enzyme (4) 98. 98. Tusmanian welf Sugar glider Tiger cat Marsupial mole Marsupial radiatiun Banded untcater Koala AUSTRALIA Marsupial rat Bandicoot Wombat Kangaroo How many statements are true about above figure:-. (A) These are placental mammals found in Australia (B) This is a type of divergent evolution (C) They show homology (D) These animals are found only in Australia (2) Three (1) One (4) Two (3) Four According to Robert constanza, out of total cost 99. tho uoil formation

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...theut the drawn ticket bears a. ,17, 13, 23,23,31,37,41,43, TO Prime humber 2131 51t, Uub aved face Carels are removeel trom a deckat The 2 Cards and well shuffleed. ane carel un selecteel fromh the 13 12 FEremaining Camls. find the Propablity af jetting ) rut reel Carel ) mltple f4. 26 Sraie 12 17-7 heyt 30 und -1 enly tinel the

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...What percent of voids are occupid by Zn²+ ions in ZnS crystal ? (A) 50 % (B) 100 % (C) 25 % 100 (D) 75 %

asked Jan 18, 2020 by balaji.thirumalai

1 answer

(chatquestion)...In which of the following solids, constituent particles are atoms ? (A) SiO2 (B) Solid SO, (C) MgO (D) KCI

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...ascending order in 16. Then find n. 17 82. The mean ef tirst nodd natural number s nthen tind n. mmetic mean ane mode af a data are s4 and 12

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...NEET/JE A nucleus disintegrates into two daughter nuclei with masses in the ratio 1 : 26. If radius of the parent nucleus is r. radius of the lighter daughter nucleus is: (3) 3 (4) (2) ź (1) r Consider the following decay Q.2 19E IR-

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...Н.С СН, CH, ОС Н,

asked Jan 18, 2020 by balaji.thirumalai

1 answer

(chatquestion)...The block of mass m, shown in figure (12-E2) is fastened to the spring and the block of mass m, is placed against it. Ja Find the compression of the spring in the equilibrium position. (b) The blocks are pushed a further distance (2/k) (m, + m,)g sin0 against the spring and released. Find the position where the two blocks separate. (c) What is the common speed of blocks at the time of separation ? 0000000-mm2 Figure 12-E2

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...Applying colm 0.500x10-m, x10=0+m,v, As it elastic collision v, -0=10-(-10) 3. v, = 20m/s 500 > 0.500x10 -10m, = 20m, = m, = 3 Applying colm during explosion = v=-20i – 20j–10k And separation = umit(:: a = 0) 4. 20/2x2=40/2m, AD = 40 + 20² +10² × 2 = 10/21 Thus AB = CD = 40 3m 5. Energy released in first case = Energy released in second case =-mv +-mv? rec т mv 1+= * mv, = mv т =-mv -mv|1+ 180(20)(300)* (20)v(300)² Thus = 20 1+ = 90/10m/s (300) v(300) =v, 10 %3D 2x10+0= 2V, +4Vc 6. > V, +2V = 10 Given it is elastic collision Vc-V = 10 10 =V = 20/3 m/s,V =- 3 4x5 = 4m /s 4+1 Just after collision V, = 5m/s final level = 7. 8. During any collision KE is not conserved, but momentum is ce Time taken depends on e , not on masses COLM 0.020 u = 0.200 V 9. 10. v ="%0 Sec: Jr. Chaina Page 2 Sri Chaitanya IIT Academy 21-07-19_Sri Chaitanya- Jr.Chaina_JEE-ADV (20 COME : collision afterwards -0.200V? = 0.200×10x 2.5(1-cos53º) v² v? = 50 1-2 = 20

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...A small block A of mass 1 kg is placed on a long block B of mass 4 kg, another block C of mass 2 kg is approaching the block B with a velocity 10 m/s, collides the block B. the coefficient of restitution of the collision is e coefficient of friction between the blocks A, B is =05and no friction at all the other contacts. The final velocity of the block A will be : 30 m/s 20 m/s A) C) 5 m/s D) 4 m/s

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...17. If k + |k + z°| = \z{² (k e R), then possible argument of z is a. 0 b. T с. л/2 d. none ofthese

asked Jan 18, 2020 by balaji.thirumalai

1 answer

(chatquestion)...teuses o- gual convex ROIO=1.5 + made co-ariellys by euloher banderoundtheir Cedges. R.I. of the lenses ficing = 40am Keld ০ iqui d A ù cintroduud =103 space blw it completily: Pind the poisitioh of image of a umi novs pti object plaed combination dis lance 90 cm akis leus at fromit an lens n cmage haviy sane ob)eit e olbyect are immersed liquid , the heal bruge eulasgedatwwe Hines convek ro duces teal Sizc as Ceus Lohen twe famed is the object sVze R. I. १ And R.Jo eiquid

asked Jan 18, 2020 by balaji.thirumalai

0 answers

(chatquestion)...(iv) In potentiometer experiment, if l, is the balancing length for e.m.f. of cell of internal resistance rand L, is the balancing length for its terminal potential difference when shunted with resistance R then R (b) 4 = 2 R+r (a) 4 = 2 %3D %3D R+r R R-r (d) = 2 R (c) 4 = ½ %3D %3D R-r

asked Jan 17, 2020 by balaji.thirumalai

0 answers

(chatquestion)...(g) [xIn /x dx

asked Jan 17, 2020 by balaji.thirumalai

1 answer

(chatquestion)...12. Equation of SHM is x= 10 sin 10rt. Find the distance between the two points where speed is 50t cm/sec.x is in cm andt is in seconds. (a) 10 cm (c) 17.32 cm %3D (b) 20 cm (d) 8.66 cm. 13. Two

asked Jan 17, 2020 by balaji.thirumalai

1 answer

(chatquestion)...charge Two point charges placed at a distancer in (4) e and (Q- e), where e is the electronic 3. 1. 6. vacuum experience a certain force. The distance at which they will experience the same force in a medium of dielectric constant K is (2) Kr (3) VK (4) rK Three particles have charges +20 µC each. They are fixed at the corners of an equilateral triangle of side 0.5 m. The force on each of the particle has 7. magnitude (1) Zero (2) 14.4 N (3) 28.8 N (4) 14.4/3N A charge q is placed at the centre of the line joining two equal charges Q. The system of 3 charges will be in equilibrium if q is equal to 8. (2) -Q14 (1) -Q/2 (4) +Q/2 (3) +Q14 9. An electric dipole is placed in a uniform electric field E such that the dipole moment P makes a angle B(# 0) with F Thae

asked Jan 17, 2020 by balaji.thirumalai

0 answers

(chatquestion)...24 S (A) Six identical conducting rods are joined as shown in figure. Points A and D are maintained at temperatures 200°C and 20°C. respectively. The temperature of junction B will be: RY 200 C 20°C (A) 120°C AR B C R R 100°C (B) 140°C (C) 80°C (D) 50 cm is made of 'thermocol' material 4.0 cm thick. If the c RI

asked Jan 17, 2020 by balaji.thirumalai

0 answers

(chatquestion)...(c) lower tendency of H-bond formation in P than N (d) occurrence of P in solid while N in gaseous state at room temperature Examine the following two structures for the 3. aniliniumion- and choose the correct statement from the ones given below: [IIT 1997] NH, I NH, I! (a) II is not an acceptable canonical structure because carbonium ions are less stable than ammonium ions (b) II is not an acceptable canonical structure because it is non-aromatic (c) II is not an acceptable canonical structure because nitrogen has ten valence electrons (d) II is an acceptable canonical structure. 4. The number of possible resonance structures for CO are: (MP PMT 2000] (d) 9 (c) 6 (a) 2 In PO the formal charge on ezd20/014171 19041 5. respectively the order hond

asked Jan 17, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Hence, z + - E R + 2 =-+ 2 1 1_z-Z z IzP %3D %3D = (2 – 2) (z-Z)( z P – 1) = 0 Izl =1 (z=7 is not possible as z is not real)

asked Jan 17, 2020 by balaji.thirumalai

0 answers

(chatquestion)...state. An injury or a trauma stimulates the platelets in the blood to release certain factors which activate the mechanism of coagulation. Certain actors released by the tissues at the site of injury also can initiate coagulation. Calcium fons play a very important role in clotting.

asked Jan 17, 2020 by balaji.thirumalai

0 answers

(chatquestion)...6.7 Three pendulums shown above are found to t. have same time period. Now, all three are taken to a place where acceleration due to gravity becomes 4/9 of its value at first place. If spring pendulum makes 60 cycles in a given time at this place, then (1) torsional pendulum makes 60 oscillations in same time interval (2) simple pendulum makes 60 oscillations in same time interval (3) both 1 & 2 (4) neither 1 nor 2 0000000

asked Jan 17, 2020 by balaji.thirumalai

0 answers

(chatquestion)...4.36 Wall 20 19 A simple pendulum of length 1 m, hanging from an inclined wall, is made to oscillate from an angle 2° with the vertical as shown. If colli- sions with the wall are elastic, time period of oscillation will be (use g= T2) %3D (1) (2) 3. (3) 2 s (4) S. S. 1/3 Ss 2/3

asked Jan 17, 2020 by balaji.thirumalai

0 answers

(chatquestion)...Two charged spherical conductors of radii R, and R2 are connected by a wire. Then the ratio of surface charge 35. [Kerala PET 2010] densities of the spheres o/02 is R2 (b) R1 R1 (a) R2 Rỉ R1 (c) y R2 (d) R3 R R? 2221

asked Jan 17, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Which of the following expression is correct for packing fraction of NaCl if the ions alone the face are diagonally removed 13 16 13 TTr + Tr .3 3. 3. 2) 3. 8(r, +r.) 3 8(r. +r.)' 16 13 4 13 Tr tr +Tr 3 35 3 3) 8(r. +r.) 4) 8(r, +r.)'

asked Jan 17, 2020 by balaji.thirumalai

0 answers

(chatquestion)...4. Calculate the displacement that would be needed to get the ball into the hole on the first stroke if a golfer takes three strokes to get his ball into the hole once he is on the green. Given that the first stroke displaces the ball 6 m north, the second stroke 3.0 m southeast, and the third stroke 2.0 m southwest. (2.56 m at 1.61° E of N)

asked Jan 17, 2020 by balaji.thirumalai

0 answers

(chatquestion)...2 µF 1 µF 5 µF = OB 6 µF 2 µF

asked Jan 16, 2020 by balaji.thirumalai

0 answers

(chatquestion)...Pillow hork- have dent kaw Hos de ua Intagine Com puneats them? recters wh precel to dd a numbera

asked Jan 16, 2020 by balaji.thirumalai

0 answers

(chatquestion)...8. Following is the distribution function F (x) of a discrete r.v. X 2 3. 4 F (x) 0.2 0.37 0.48 0.62 0.85 Find the probability distribution of X. (i) Find P (X < 3), P (2 < X < 5). (ii) (iii) Find P (X 55IX>3).

asked Jan 16, 2020 by balaji.thirumalai

0 answers

(chatquestion)...4. A perfect square is an integer which is the square of another integer. For example, 4,9,16. are perfect squares. Design a class perfect with the following description: Class Name Data Members/instance variables Perfect stores an integer number Member Function Perfect() Perfect(int) Void perfect_sq() default constructors parameterized constructor to assign a value to 'n' to display the first 5 prefect squares larger than 'n' (if n=15, the next 3 perfect squares are 16,25,36) Void sum_of() to display all combinations of consecutives integers whose sum is equal to n. (the number n = 15 can be expressed as 12345 456 78 Specify a class Prefect giving details of the constrcutors(), void perfect_sq(), and void sum_of(). Also define the main function to create an object and call methods accordingly to enable the task.

asked Jan 16, 2020 by balaji.thirumalai

1 answer

(chatquestion)...7. Aclass collection contains an array of 100 integers. Using the following class descriptions create an array with some common elements from two integers arrays. Some of the members of the class are given below: Class name Collection Data members arr[] len integer array length of the array Members Function Collection() Collection(int) Void inparr() Collection common(Collection) default constructor Parameterized constructor to assign the length of the array. to accept the array elements. returns a Collection containing the common elements of current Collection object and the collection object passed as a parameter. Void arrange() sort the array elements of the object containing common elements in ascending order using any sorting technique. Void display() display the array elements. Specify the class collection giving the details of the constructor Collection(), void inparr(), Collection common(collection) and void arrange(). You need not write the main function.

asked Jan 16, 2020 by balaji.thirumalai

2 answers

(chatquestion)...6. A class admission contains of 100 students. Some of the data members/member functions are given below: Class name Data members/Instance Variables Adno] Admission integer array to store admission numbers Member functions constructor to initialize the array elements to accept the elements of the array in ascending order to search for a particular admission number (v) using binary search and recursive Admission () Void fillArray() Int binsearch(int I, int u, int y) technique and returns 1 if found otherwise returns -1 Specify the class Admission giving details of the constructor(), void fillArray() and int binSearch(int I, int u, int y). Define the main() function to create the object and call the function accordingly to enable the task.

asked Jan 16, 2020 by balaji.thirumalai

1 answer

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