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BITSAT 2019 Revision Test 2

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Question 1

A resistor of resistance R is connected to a cell of internal resistance 5 Ω. The value of R is varied from 1 Ω to 5 Ω. The power consumed by R :

Question 2

A particle having charge of 1 C, mass 1 kg and speed 1 m/s enters a uniform magnetic field, having magnetic induction of 1 T, at an angle θ = 30° between velocity vector and magnetic induction. The pitch of its helical path is (in meters)

Question 3

In the above thermodynamic process, the correct statement is

Question 4

The displacement x of a particle moving in one dimension under the action of a constant force is related to the time t by the equation, where x is in meters and t is in seconds. The work done by the force in the first 6 seconds is

Question 5

A room (cubical) is made of mirrors. An insect is moving along the diagonal on the floor such that the velocity of image of insect on two adjacent wall mirrors is 10 cms–1. The velocity of image of insect in ceiling mirror is

Question 6

A 2.61 M solution of phosphoric acid (H3PO4) is to be reacted with aluminum hydroxide to make magnesium phosphate and water. Volume in mL of phosphoric acid needed to react with 26.7 g of aluminum hydroxide?

Question 7

An organic compound, C3H6O does not give any precipitate with 2, 4–dinitro phenyl hydrazine and also does not react with sodium metal. It could be

Question 8

Which of the following diketone is obtained when the following compound is strongly oxidized with K2Cr2O7/H2SO4?

Question 9

In henry’s law, pressure ______the liquid is_______ proportional to mole fraction of the solute in liquid

Question 10

Amount of gas in the liquid is ____ proportional to the pressure of the gas___ the liquid

Question 11

The maximum distance from the origin of coordinates to the point z satisfying the equation is

Question 12

If A and B are given non-singular matrices which commute, then the matrix is equal to:

Question 13

If , then A, B and C are

Question 14

If X = {8n-7n – 1: n ∈ N} and Y = {49(n – 1): n ∈ N}, then and

Question 15

Find the coordinates of point which divides the line segment joining the points (6, 3) and (-4, 5) in the ratio 3:2 externally.
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May 26JEE & BITSAT