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Questions asked by balaji.thirumalai
Questions
4474
questions
1
answer selected
(chatquestion)...2. In the shown circuit, when the voltage between 3. A and B is 16 V the voltage between C and D is 8 V. When the voltage between C and D is 15 V, what is the voltage (in V) between A and B? प्रदर्शित पा तथा C व विभवान्तर विभवान्तर VA-12-IR -12-8 A NATB=41+1R 14 R. - धु फ0 (1) 7.5 E(2) 5 Ve-81-RI-V (3) 3 VA-Va 16 7. (3) 3 (4) 4...(Solution plese)
other
telegram-59714
asked
Mar 15, 2020
0
answers
(chatquestion)...ALL many mitotic division require for formation of male gamete from immature male gametophyte How (1) 1 (2) 2 (3) 3 (4) 4
other
telegram-59712
asked
Mar 15, 2020
0
answers
(chatquestion)...18. Which of the following configuration is associated with biggest jump between 2nd and 3rd 1E? (1) 1s2 2s² 2p² (2) 1s2 2s2 2p6 3s (4) 1s2 2s2 2p1 (3) 1s2 2s2 2p6 3s²
other
telegram-59708
asked
Mar 15, 2020
1
answer
(chatquestion)...(2014) 8, 1.0 g of magnesium is burnt with 0.56 g O, in a closed vessel. Which reactant is left in excess and how much? (At. wt. Mg = 24, O = 16) (b) O2, 0.16 g (d) O2, 0.28 g (2014) %3D (a) Mg, 0.16 g (c) Mg, 0.44 g
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telegram-59701
asked
Mar 15, 2020
0
answers
(chatquestion)...2. Aluminium chloride in acidified solution forms a complex 'A, in which hybridisation state of Al is 'B. What are 'A' and 'B, respectively ? (a) [Al(H2O)6]³+, sp°d² (b) [Al(H,O)4]³+, sp³ (c) [Al(H2O)4]³+, dsp2 (d) [Al(H2O)6]³+, d'sp3 aqueous
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telegram-59697
asked
Mar 15, 2020
0
answers
(chatquestion)...Question 4 28.5% less than 28.5% 40% none of these
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telegram-59692
asked
Mar 15, 2020
0
answers
(chatquestion)...A mono atomic gas (n 1 mole) is undergoing a cyclic process on P-V diagram as shown in figure. Then efficiency of the cycle will be? 3P 28.5% less than 28.5 %
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telegram-59690
asked
Mar 15, 2020
1
answer
(chatquestion)...A mono atomic gas (n 1 mole) is undergoing a cyclic process on P-V diagram as shown in figure. Then efficiency of the cycle will be? You are viewing Physie Corect Option Type. Ques 1. 30 11 12 16 17 3. Answered Marked for Re 28.5% less than 28.5 % REVIEW SUBMIT TEST CLEAR OPTIONS SAVE AND NEXT
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telegram-59688
asked
Mar 15, 2020
0
answers
(chatquestion)...language in the world the clearest, the most logical; that we must guard it among us and never forget it, because when a people are enslaved, as long as they hold fast to their language it is as if they had the key to their prison. Then he opened a grammar and read us our lesson. I was amazed to see how well I understood it. All he said seemed so easy, so easy! I think, too, that so carefully, ver explained uch patience. Think as you read Whatwas Eronzevnected to...(Is this sentence " When a people...... grammatically correct)
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telegram-59684
asked
Mar 15, 2020
0
answers
(chatquestion)...s01ty=5h" (6x-92),-1 aetoflmd flamplified vale of y.
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telegram-59681
asked
Mar 14, 2020
0
answers
(chatquestion)...3. A magnetic needle is placed on a cork floating in a 2. still lake in the northern hemisphere. Does the needle together with the cork move towards the north of the lake :- (1) Yes (2) No (3) May be or may not be move (4) Nothing can be said 24 A step up transformer has transformation ration
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telegram-59678
asked
Mar 14, 2020
0
answers
(chatquestion)...1x1F3 f(x) = -32X<3 61 +2...(Find points of discontinuity)
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telegram-59676
asked
Mar 14, 2020
0
answers
(chatquestion)...number of irrational terms are 15. Let x, y, z be three positive real numbers such that x +y + z = 1 then the maximum value of the expression (1-x) (2- y) (3 -z) is_ Zoom out 15:40 14-03-2020 hp
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telegram-59673
asked
Mar 14, 2020
1
answer
(chatquestion)...15. A black body is at a temperature of 5760 K. The energy of radiation emitted by the body at wavelength 250 nm is U1, at wavelength 500 nm is U2 and that at 1000 nm is U3. Wien's constant, b = 2.88 × 106 nmK. Which of the following is %3D correct? biph (1) U1 = 0 (3) U1 > U2 (2) U3 = 0 sm to se (4) U2 > U1 %3D A שמזc
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telegram-59660
asked
Mar 14, 2020
1
answer
(chatquestion)...%3D Wyー+キ4ソニ=。 Y(0) = 2.1 solp sYc50-SY(o) -y(0)一ヴY6)-4Yc0)+14Y4)=。 sys)- 1.1s - 3.9 -USYCS) 4(211) + 4Y cS) =0 Yes) (s"-4s+4) - 2.15 -3.9 = 8.4 (s^_us +u) (S- 2)(S-L) YO) = 12:3 + 2•1S くS-2)S-2) %3D S-2 12.3+2.15 12-3+ 2.1 3 12.3+2.15 12-3+4.216.3=c %3D 2-2 14.5= → in ☺ 12.3+ 2.15 12.3+2.15 %3D %3D
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telegram-59656
asked
Mar 14, 2020
0
answers
(chatquestion)...Mathematics II Second Year Electrical Engineering Department Dr. Atheer Alaa Sabri Exercises Find the solution of the following Differential Equations 1) 4y" +7°y= 0, y(0) = 2, y'(0) = 0. 2) y"+w*y=0, y(0) = A, У (0) %3D В. 3) y" +2y' -8y = 0, 4) у" - 2у' - Зу%3D0, y(0) = 1, y'(0) = 8. y(0) = 1, y'(0) = 7. 5) y" - ky' = 0, y(0) = 2, y'(0) = k. 6) y" + ky' – 2k²y = 0, y(0) = 2, y'(0) = 2k . 7) y'+4y 0, y(0) = 2.8 %3D 8) y'+y=17sin(21), y(0) = -1. 9) y" - y' -6y = 0, y(0) = 6, y'(0) = 13. 10) y" -y =0, y(0) = 4, y'(0) = 0. 11) y" - 4y' +4y = 0, y(0) = 2.1, y'(0) = 3.9 12) y" + 2 y'+2 y = 0, y(0) = 1, y'(0) = -3. 13) y"+7y'+12y = 21e", y(0) = 3.5, y'(0) = -10. 14) y" +9y = 10e, y(0) = 0, y'(0) = 0. 15) y" +3y' +2.25y = 9t' +64, y(0) = 1, y'(0) = 31.5 16) y" - 6y' + 5y = 29 cos(21), y(0) = 3.2, y'(0) = 6.2 17) y" +2y'+2y = 0, y(0) = 0, y'(0) = 1. 18) y" + 2y'+17y = 0, y(0) = 0, y'(0) = 12. 155
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telegram-59653
asked
Mar 14, 2020
0
answers
(chatquestion)...(1) Cristae (2)Organelles (3) Cisternae (4) Protoplast 175. Mitosis division are not observed in following :- (1) Saccharomyces (2) E.coli (3) Chlorella (4) Chlamydomonas -176. Necrosis or death of tissue particulerly leaf tissue,...(Idk ans ...hlp)
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telegram-726
asked
Mar 14, 2020
0
answers
(chatquestion)...4odic med. + Mn2+ The no à of moles of Mn Oj ion that oill Be reededl to enldise 1 mole of cuzs completely s :
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telegram-59640
asked
Mar 14, 2020
1
answer
(chatquestion)...) Who developed a method of removing plasmids from the cell and then reinserting them in other cells? (1) Herbert Boyer ndenoiort AStanley Cohen ndudolo Cohen & Boyer (4) Kary Mullis
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telegram-59637
asked
Mar 14, 2020
0
answers
(chatquestion)...Q2 A red LED emits light at 0.1 watt uniformly around it. The amplitude of the electric field of the light at a distance of 1 m from the diode is: O 5.48 V/m 7.75 V/m 1.73 V/m O 2.45 V/m O Noxt
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telegram-59631
asked
Mar 14, 2020
1
answer
(chatquestion)...AIIMS 2017 29. A very long cylindrical shaped soap bubble in air has radius R. Calculate the excess pressure inside the bubble. [Surface tension of soap Solution = S] 2S (1) 4S (2) R. (3) R. S. (4) R...(Ans is 1 ??.??
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telegram-59624
asked
Mar 14, 2020
1
answer
(chatquestion)...The circuit shown is in a uniform magnetic field that is into the page. The current in the circuit is 0.20 A. At what rate is the magnitude of the magnetic field changing? Is it increasing or decreasing?: 12 cm 100 12 cn 1 0020 (a) Zero (c) 140T/s, increasing (b) 140T/s, decreasing (d) 420T/s, decreasing
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telegram-59621
asked
Mar 14, 2020
1
answer
(chatquestion)...XX O H* → Major product of the reaction is : ОН Но (a) (b) (c) HO- (d) ОН 5.
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telegram-59605
asked
Mar 14, 2020
1
answer
(chatquestion)...14. The major product of the following reaction is ()DC1 (1 equiv. CH:C CH (2) CH;C(D(CICHD, (b) CH CD CH CDD (c) CH;CD()CHD(C) (a) CHCD(CICHDM (April 201
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telegram-59604
asked
Mar 14, 2020
1
answer
(chatquestion)...Find the ratio of time constant in build up and decay in the circuit as shown in figure :- (1) 1 : 1 (2) 3 : 2 2R lelll (3) 2 : 3 (4) 1 : 3
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telegram-59597
asked
Mar 14, 2020
1
answer
(chatquestion)...Which of the following statements is not correct ? (a) [Ni(H,O),P" and [Ni(NH,),P* have same value of CFSE (b) [NICH,O).F* and [NI(NH,),F* have same value of magnetic moment W Only a (B) Only b (C) Both a and b
other
telegram-59562
asked
Mar 13, 2020
1
answer
(chatquestion)...A body projected with a velocity 20 m/s by making an angle 60° with horizontal the velocity at half maximum height is (1) 10 m/s (2) V200 (3) 250 (4) 150
other
telegram-59554
asked
Mar 13, 2020
1
answer
(chatquestion)...4. Characteristics which are common to the Arthropod, Mollusk, Echinoderm and Chordate lines are a (an) (a) segmentation and a coelom (a) endoskeleton and a coelom (c) compound eye and segmentation (d) coelom and a parietal eye.
other
telegram-59552
asked
Mar 13, 2020
1
answer
(chatquestion)...447. In the given circuit the current through Zener diode is close to R :500 Q 12 VI. R2 1500 Q A V=10 V R3 (2) 4.0 mA (1) 6.0 mA (3) 6.7 mA (4) 0.0 mA The oirouit chown below contains two ideal diodes, each 4.49 ww ww...(Plz solve it.)
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telegram-59549
asked
Mar 13, 2020
0
answers
(chatquestion)......(I need help please)
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telegram-59538
asked
Mar 12, 2020
0
answers
(chatquestion)...In the diagram if spring is compressed by x and released, then the value of horizontal range a is kh (1) 2mg to00000001 smooth kh 2), mg 2kh X- mg kh (4) V 2mg...(Please upload the solution)
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telegram-59527
asked
Mar 12, 2020
0
answers
(chatquestion)...(ii) Irreversible adiabatic expansion : In free expansion, the external pressure is zero, i.e, work done is zero. Accordingly, AE which is equal to w is also zero. If AE is zero, AT should be zero. Thus, in free expansion (adiabatically), AT =0, AE = 0, w = 0 and AH = 0. In intermediate expansion, the volume changes from V, to V, against external pressure, Pext· RT, RT, w = -Pea (V2 - V;) = -Pext %3D P2 P TP-TP2 PP2 =-P xR TP-TP2 PP2 or w = C,(T, -T¡) = -RPext...(Ye kaha se aaya??)
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telegram-59522
asked
Mar 12, 2020
0
answers
(chatquestion)...Bz HG C= CH 42;NE, A
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telegram-59520
asked
Mar 12, 2020
0
answers
(chatquestion)...0(1+!+):11 •1 16 10 75(1-) 199 10 111 1001-! 4"こ101 n:130min n:5150min
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telegram-59516
asked
Mar 12, 2020
0
answers
(chatquestion)...For certain first order reaction, 75% of the reaction complete in 30 min. How much time it require to complete 99.9% of the reaction? (1) 150 min (2) 100 min (3) 90 min (4) 300 min to constanf)...(Plz solve)
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telegram-59513
asked
Mar 12, 2020
0
answers
(chatquestion)...39. Show that if n> 3, then C,+2C, +3C, + . + (n – 2) C, = (n – 4)2"- +n + 2 ... %3D
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telegram-59511
asked
Mar 12, 2020
0
answers
(chatquestion)...in N/m2 will be 2.0 X lo NIm2. Its Young's modulus of elasti city The ratio of lengths of two wires made up of the same material is 3 :1 and the ratio of their radii is 1:3. The ratio of increments of lengths on account of suspending the same weight will be ...211. The following four wires are made of same material. Which one will have the largest elongation whersubjected to the same tension ? (1) Length 500 cm, diameter 0.05 mm. (2) Length 200 cm, diameter 0.02 mm. (3) Length 300 cm, diameter 0.03 mm. th of the (4) Length 400 cm, diameter 0.01 mm. A mass of 2 kg is suspended from a steel wire of length 1 meter to form a pendulum arrangement. If the mass is moved to one side and released from the horizontal position of wire then find the maximum extension denstiy of in the length of the wire. Fixed end s modulus The bulk's modulus of copper is 138 x 10° Pa. The additional pressure generated in an explosion chamber is 345 x 106 Pa. Then the percentage change in the volume of a piece of copper placed in this chamber will be 0.25 % (Given-Y = 2-x101 N/m2 and area of cross-section of wire = 1 mm, g = 10 m/s) sted is 4 x 105. Decrease in the volume of 100 cxn...(3 and 4)
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telegram-59508
asked
Mar 12, 2020
1
answer
(chatquestion)...9. In gymnosperms, the seeds are naked because lack: a. Integument - c. Pericarp 0. A non-nutritive structure is: La Integument c. Tapetum b. Nucellus d. Perianth b. Endosperm d. Palisade parenchyma · What is the function of germ pore? a. Emergence of radicle b. Absorption of water for seed germination c. Initiation of pollen tube d. All the above
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telegram-59506
asked
Mar 12, 2020
0
answers
(chatquestion)...Determine potential at point O in th e given circuit (E, = 2V, E, = 4V, E, = 3V) - %3D %3D C=1 unit E, C2=1 unit HH E3 C3=1 unit (1) 3V (2) 6V (3) 9V (4) 0 V
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telegram-59504
asked
Mar 12, 2020
0
answers
(chatquestion)...a. 170 D. 1750 67. A fair coin is tossed 5 times, then the probability that no two consecutive heads occur is a. 11/32 b. 15/32 c. 13/32 d. none of these 11
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telegram-59502
asked
Mar 11, 2020
1
answer
(chatquestion)...Which of the following has the highest positive electron gain enthalpy? (1) F (2) O- (3) Na* (4) Mg2+
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telegram-59496
asked
Mar 11, 2020
0
answers
(chatquestion)...(3) S- 6. Which of the following species has highest electron affinity? (1) Li (2) O (3) O- (4) N
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telegram-59488
asked
Mar 11, 2020
0
answers
(chatquestion)...How many grams of concentrated nitric acid solution should be used to prepare 250 mL of 2 M HNO,? The concentrated acid is 70% (w/w) HNO,. [NEET-2013 (1) 90.0 g conc. HNO, (2) 70.0 g conc. HNO, (3) 54.0 g conc. HNO, Y 45.0 g conc. HNO,
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telegram-59486
asked
Mar 11, 2020
0
answers
(chatquestion)...then at + b4 + cª is greater than If a, b, c are positive and in H.P and a" +c" n€ (0,1), then 2> b"
other
telegram-59483
asked
Mar 11, 2020
0
answers
(chatquestion)...3x² +48xy+ 23y² =0 %3D...(How to split it into two equations?)
other
telegram-59481
asked
Mar 11, 2020
0
answers
(chatquestion)...08183 b8246 0251 02768 0515 2826 2638 2632 1345 542 227 416 1981 1836 SUNDAY 03 146 998 68 025
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telegram-59478
asked
Mar 11, 2020
0
answers
(chatquestion)...7:10 PM Vo LTE) Physics v Q2 All surfaces shown in figure are smooth. System is released with the spring unstretched. In equilibrium, compression in the spring will be м lelle \45° mg V2k 2mg (M+m)g V2k тg Physics Q1 Q2 Q3 Q4 Q5 Q6 Deselect Skip Save & Next
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telegram-720
asked
Mar 11, 2020
0
answers
(chatquestion)...22. In the following reaction, the major product is: 1 Equivalent HBr -> (1) Br Br (3) (4) Br Br...(Solution please)
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telegram-59467
asked
Mar 11, 2020
0
answers
(chatquestion)...If [. ] denotes the greatest integer function, then for how many values of x in the interval [1, 5] will the following equation satisfy? x2 – [x2] = (x – [x])² (1) None (3) 21 (2) 5 (4) Infinitely many
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telegram-59465
asked
Mar 11, 2020
1
answer
(chatquestion)...1 a +b3 +c3 then a +b3 + c³ = ? %3D 973-79x 88x93 (a) 97 – 78× 83 × 99 (b) 5° 5° 973-88x99 x 73 (c) 973-73 x 88×99 (d) 5° 56
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telegram-59463
asked
Mar 11, 2020
0
answers
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