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JEE Main Mock 111

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Question 1

Which is incorrect from the theory of Arrhenius's equation?

Question 2

For the reaction NO2 + CO CO2 + NO
the experimental rate expression is –
= k[NO2]2 the number of molecules of CO involves in the slowest step will be –

Question 3

Lyophilic sols are more stable than lyophobic sols because –

Question 4

Which of the following is the cause of brownian movement of colloids –

Question 5

The number of real solutions of sin ex . cos ex = 2x–2 + 2–x–2 is -

Question 6

The sum of the series ad inf. is

Question 7

If f(x) is a continuous function x R and the range of f(x) is (2,) and g(x) = is continuous x R, then the least positive integral value of c is, ([ ·] denoted greatest integer function)-

Question 8

equals -

Question 9

The maximum value of index of refraction of a material of a prism which allows the passage of light through it when the refracting angle of the prism is A is

Question 10

Two point white dots are 1 mm apart on a black paper. They are viewed by eye of pupil diameter 3 mm. Approximately, what is the maximum distance at which these dots can be resolved by the eye?
[Take wavelength of light = 500 nm]

Question 11

An enclosed one mole of a monoatomic gas is taken through a process A to B as shown in the figure. The specific heat of the gas for this process is –

Question 12

A Carnot engine operating between temperatures T1 and T2, has efficiency equal to 1/3. Then T1 and T2 are, respectively :

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Apr 6JEE & BITSAT

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Saruchi KaushikSaruchi KaushikMember since Feb 2018
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