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(chatquestion)...PAGEND DATE 42 I3 to Um? w Dry got dv wPy g 4 luvt 2V 34X2-3X0-6 + 8 2)) 710 P - 2-4 X 23 + 61 5.52 t6 11.62 R0T...(Solving this question using this method gives different answer than solving it other way(in next pic), I am mistaking putting limit somewhere. Help if you get it where?)

asked Mar 22, 2020 by balaji.thirumalai

0 answers

(chatquestion)...(3) (1 rsin-x-cos-x 144 COS dx; (0 sx<1) is equal to sin Vx + cosx (1) 2(2x-1)sinx+ vaVī-x]-x+K 14 (2) -(2x - 1)cosx+ V×VT-x]+ K (3) (2x-1)sin"Vx + VXVT-x]+ x + K (4) k2x -1)cosx + VT-x]-x +K Aakash Fducational...(How to do this)

asked Mar 22, 2020 by balaji.thirumalai

0 answers

(chatquestion)...jee EXAMPLE Cos" x+ cos x The value of the integral - dx is: sinx+sin" x A. sin x - 6 tan" (sin x) + c B. sin x - 2 (sin x)-1 + c C. sin x - 2 (sin x)-1 - 6 tan (sinx) + c D. sin x - 2 (sin x)-1 + 5 tan-1 (sinx) + c jee unaçadeny...(Solve this problem

asked Mar 22, 2020 by balaji.thirumalai

0 answers

(chatquestion)...By veniblaten )2= Emy Ca8y dy =) dy seey DiBturta %3D Seey sTany dy %3D = seey Dany seery dr =seiy rany

asked Mar 21, 2020 by balaji.thirumalai

0 answers

(chatquestion)...(i) Question1: Comprises Data Handling-2 (DH-2) (Series, (ii) Question 2: Comprises Data Handling-2 (DH-2) (Data F 4. Section B comprises of questions from Basic Software Engine 5. Section C comprises of questions from Data Management-2 6. Section D comprises of questions from Society Law and Eth ection 'A' 1. (a) Which of the following is contained in Numpy librar (i) N-dimensional array object (ii) tools for integrating C/C++ and FORTRAN (iii) Fourier transform (iv) all of the above (b) Which library is used in Python for plotting ? (c) What does the following code mean ? import numpy as np ary = np ary OR What is subplot() ? (d) Define the following : (i) Numpy array creation (ii) Numpy array (e) Write a Numpy program to create a random vector (f) How can be arithmetic operations performed on 2D (g) What will be the output of the following code import matplotlib.pyplot as plt from matplotlib import pyplot as plt plt.plot([1, 2, 3, 4,5], [1, 4, 9, 16,25], 'ro') plt.axis([0, 6, 0, 20]) plt.show() via numpy-array OR Write code to draw the graph of y = 2x + 1 & y %3D

asked Mar 21, 2020 by balaji.thirumalai

0 answers

(chatquestion)...() 32.29 (D) 31.50 The percentage of orbitals occupy by electron upto the outermost shell of Fe atom: (A) 50% (B) 70% (C) 25% (D) 35% a0 in mass ?.

asked Mar 21, 2020 by balaji.thirumalai

1 answer

(chatquestion)...41. Given vr|= 4 m/s magnitude of velocity of boatman with respect to river, v, = 2 m/s in the direction shown. Boatman wants to reach from point A to point B. At what angle 0 should he row his boat. * River 45 A.

asked Mar 21, 2020 by balaji.thirumalai

1 answer

(chatquestion)...10. 'A block of mass m slides down on a rough inclined plane of inclination 0 with constant minimum instantaneous power speed v. The same block up the inclined v is with same speed TOr ed to move the (1) mgvsine (2) mgvcos0 (3) 2mgvcos?0 (4) 2mgvsine

asked Mar 21, 2020 by balaji.thirumalai

1 answer

(chatquestion)...זיישישנאי ) (i) State the concept of which the body immune system distinguishes foreign cells [1 (ii) Name the protein involved in (a) (i) [1...(For a) i) Is it antibody?)

asked Mar 21, 2020 by balaji.thirumalai

1 answer

(chatquestion)...A block of mass 2 kg is moving along +x-axis with speed 1 m/s. A time dependent force F = (-t + 4) N, starts acting on the block along x-axis. The kinetic energy of block at t = 6 s is (1) 6 J (2) 8 J (3) 9 J (4) 16 J

asked Mar 21, 2020 by balaji.thirumalai

1 answer

(chatquestion)...48. If C, stands for "C,, then show that Cr 3r+4 Σ r=0 (r+ 1) (r+2) (r+ 3) (r+ 4) (n+ 1) (n+2) (n+ 3) (n+4) 4+4 +C, 3 t=D0

asked Mar 21, 2020 by balaji.thirumalai

0 answers

(chatquestion)...A ball is projected upwards from the top of a tower with a velocity 50m/s making an angle 30 with the horizontal. The height of the tower is 70m. After how many seconds from the instant of projection, will the ball reach the ground- (Take g-10 m/s). (A) 2 s (B) 5 s (C) 7 s (D) 9 s

asked Mar 21, 2020 by balaji.thirumalai

1 answer

(chatquestion)...011] d y sec2 y tan y ; y(0) = 0, dx? Solve: dy =D1 at x = 0. dx 39. %3D .2 b11)...(Can anybody answer this?)

asked Mar 21, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Dihydrogen gas used in Haber's process is produced by reacting methane from natural gas with high temperature steam. The first stage of two stage reaction involves the formation of CO and H,. In second stage, CO formed in first stage is reacted with more steam in water gas shift reaction, 7.31 co (g) + H,0 (g)= co, (g) + H, (g) If a reaction vessel at 400°C is charged with an equimolar mixture of CO and steam such that Peo = P0 = 4.0 bar, what will be the partial pressure of H, at equilibrium? K= 10.1 at 400°C...(Answer this pls)

asked Mar 21, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Prism1 (5°) µR = 1.613, µy = 1.620, µy = 1.632 %3D %3D %3D Prism2 A' HR = 1.514, µ, = 1.517, Hv' = 1.523 %3D %3D %3D Find (A') & 0net for no deviation 6 / त() । )

asked Mar 20, 2020 by balaji.thirumalai

0 answers

(chatquestion)...A 2 W carbon resistor is color coded with green, black, red and brown respectively. The maximum current which can be passed through this resistor lis:

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...(7) (-) 10 () 32 %3D っ2 64 is the probabilitym that six %3D 131 14. npq = 2 persons have same date at birth in same calender month. 3.10.9.8.7.720 24.13.12.11.10.9.8 b -1 = d MC 341 (B) 16. One balanced dice is In random experiment number is called succes 352 11 99 (C) 12 (). 125 (v) 125 12 Ans.: A of data is of events that 6 persons has () (). 2010 4, (6)

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...35 27. A particle moves with velocity v in xy plane as V = c(xy²î+ yx²j) m/s . equation of its path will be Then the general (1) y=x + constant (2) y = x2 + constant (3) y2 = x² + constant (4) y = x3 + constant

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...31. Two boys A and B initially separated by a straight line distance a on the ground. If A and B both start running simultaneously with same speed as shown in figure. The distance of their closest approach will be в 60y (1) (2) 2a V3a (3) (4) a

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...39. A man standing at a point in a flood affected area, is waiting for a food packet to be dropped /r from a plane. If the plane is flying at an altitude of 2 km with speed 360 km/h, then at what angle of sight (with respect to horizontal) the packet should be dropped so as to reach safely in hands of the man? (take g = 10 m/s²) (1) 30° (2) 45° (3) tan-'(2) (4) 60°

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...9 Positive and negative point charges of equal magnitude a (0,0, respectively. The are kept at ,0 and 2 work done by the electric field when another positive point charge is moved from (-a, 0, 0) to (a, 0, 0) is (1) positive (2) negative (3) zero 101. (4) depends on the path connecting the initial and final / positions

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...(-1)"'r ЗnС. The sum of the series is (where n is an even natural number) 3n (B) 3n+1 (A) 0 3n+1 (C) 3n+2 3n (D) 3n +2 IM...(Pls solve it..

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...6. The same type of relation occurring magaspore mother cell and nucellus can also be seen in: a. Female gamete and antheridium b. Male gamete and endosperm c. Egg cell and archegonium d. Neck canal cell and antheridium (]

asked Mar 20, 2020 by balaji.thirumalai

0 answers

(chatquestion)...2:50 g 2.00 29:35 2 of 10 Finish Question 2 + 1 Two identical positive charges are fixed on the y-axis, at equal distance from the origin O. A particle with a negative charge starts on the x-axis at a large distance from O. moves along the x-axis, passes through O and moves far away from O. Its acceleration a is taken as positive along its direction of motion. The particle's acceleration a is plotted against its x-coordinate. Which of the following best represents the plot ? (A) (C) (D) Previous Save & Next

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Q. 16 Consider a cylinder whose walls are adiabatic. The cylinder lies in a horizontal position and is divided into three equal parts A1, A2 and Az by means of partitions S1 and S2 which can move along length of cylinder without friction. Piston S, is adiabatic while Sz is conducting. Initially each of the parts A1, A2 and A3 contains one mole of Helium gas at Pressure Po, Temperature To and Volume Vo. Now heat is slowly supplied to gas in part A1 till temperature in part A3 becomes 9To T3 = 10. Then, volume of leftmost compartment will be. A, Az S, S, Rate this question Answer 28V0 27 63V0 27 64V0 31 65V0 27 D)

asked Mar 20, 2020 by balaji.thirumalai

0 answers

(chatquestion)...- If both parents are carriers for thalessemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child? (1) 100% (2) No chance (3) 50% (4) 25% AIIMS 2013

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...39 2.

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...5. If a colourblind woman marries a normal visioned man, their sons will be – (1) All normal visioned (2) One-half colourblind and one-half normal (3) Three-fourths colourblind and one-fourth nomal (4) All colourblind

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...27. A normal visioned man whose father was colour-blind marries a woman whose father was also colour blind. They have their first child as a daughter. What are the chances that this child would be colour-blind? 回50% VA) Zero percent (1) 25% (3) 100%

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...る=u

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...A.P - 20+ 19 +18+

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...CH, Br, HNO, -> H,SO, → product. 59. ОН. Product of given reaction is ҫH, сCн, (1) (2) Br Br O,N ОН ОН сн, CH, Br O,N. O,N. (4) (3) Br ОН ОН

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...A ball is thrown vertically upwards with a speed 68 m/s. The distance travelled by the ball in its seventh second of motion will be [g = 10 m/s?] %3D (1) 10 m (2) 2.1 m (3) 3.4 m (4) 5 m

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...As the ball rolls down the inclined plane the power of gravitational force and frictional force increases or decreasesConut. ont.

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...be 37. Two identical balls having like charges and placed at a certain distance apart repel each other with a certain force. They are brought in contact and then moved apart to a distance equal to half their initial separation. The force of repulsion between them increases 4.5 times in comparison with the initial value. The ratio of the initial charges of the balls is (a) 2 (b) 3 (c) 4 (d) 6

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...At constant temperature, the rate of transpiration will be higher at (a) sea level (b) 1 km below sea level (c) 1 km above sea level (d) 1.5 km above sea level.

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...126 What will be the solubility of AlCl, in solution of CaCl, 126, with concentration C: 2C 8C (3) 3C Kg (4) 4C

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...cahith is 70-,N_o Leaust Sverble 25 4)

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...ll Vodafone IN 3G 9:36 AM QI 98% 4 ( Back 492 of 496 28. The charge on the capacitors of capacitance 10µF and 24µF steady state will be: 10µF 24µF 12V (1) 0 µC, 0 µC (3) 120 µC, 0 µC (2) 12 µC, 24 µC ( 4) 120 μC , 120 μC Sam Gifften Danio today at 2:16 AM

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...1 be be (b+c) 1 ca ca (c + a) 0 1 ab ab (a+b)

asked Mar 20, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Consider the following statements for transition elements (1) Transition elements show variable oxidation states because energy difference between (n-1)d subshell and ns subshell is small (2) All the transition elements exhibit a minimum oxidation state of (+2) except in case of Cr, Cu, Ag, Au and Hg which have a minimum oxidation state of (+1) (3) (+2) oxidation state becomes more stable from left to right in 3d series (4) V2* and Cr2 salts are very weak reducing agents? Ofthese, the correct statements are (a) 1, 2 and 3 16. (b) 2, 3 and 4 (c) 1, 2 and 4 (d) 1, 3 and 4

asked Mar 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...(i) (ii) CH3 - CH2 -C - CH2COOH (CH3)3 C - OH ОНС CHз CH3 (iii) CHз (iv) CH3 - CH = C - CH3 CH3 2methyla but-2enl....(IUPAC NAME of all)

asked Mar 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...1, A man wants to reach point B on the opposite bank of a river flowing at a speed 4 m/s starting from A as shown in figure. What minimum speed relative to water should the man have so that he can reach point B directly by swimming? 30m → B 40m 12 (1) m/s (2) m/s 16 23 (3) m/s (4) m/s...(In which direction will the man jump?)

asked Mar 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...If A, B and C are physical quantities, having different dimensions, which of the following combination can never be a meaningful quantity? 1. (1) (A – B)/C (2) AB – C (3) ABIC (4) AB – C2

asked Mar 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...1. In the system shown in figure, all surfaces are smooth. Rod is moved by external agent with acceleration 0.9 ms vertically I kg downwards. Force exertèd on the rod by the wedge will be Newtons. 37° Q.9m/s"

asked Mar 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Let x- (V2)i where i = -1. Then the value of x2187 х is: x2187 (a) iv2 (b) -iv2 e itc) -2 of (d)

asked Mar 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Which elements have minimum difference in size (a) Na, K 11. (b) Sc, La (c) Ti, Zr (d) Zr, Hf (D) JONISATION ENERGIES OR IONISATION ENTHALPIES: fthee ond n blocks

asked Mar 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...6. Two particles move near surface of earth with uniform acceleration g = 10 m/s towards the ground. At the initial moment, the particles were located at one point in space and moved with velocities v, = 3.0 m/s and v2 = 4.0 m/s horizontally in opposite directions. Find the distance between the particles at the moment when their velocity vectors become mutually perpendicular....(Plz solve)

asked Mar 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Example Find the unit vector of A+B where A= 21-j+ 3k and nee B= 31 - 2j - 2k Ho De...(How to do this)

asked Mar 19, 2020 by balaji.thirumalai

1 answer

(chatquestion)...There are four books. In each book all the pages are numbered (excluding the covers). The first has 28 pages ,the second 82 pages, the third 98 pages and the fourth 148 pages. If a book is selected at random and opened randomly then what is the probability that opens at page 84?

asked Mar 19, 2020 by balaji.thirumalai

0 answers

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