Question 1 of 10

Two identical balls A and B collide head on elastically. If the velocity of A and B before collision are 0.5 m/s and -0.3m/s respectively, then their velocities after collision will be

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Question 2 of 10

The angle of minimum deviation in an equilateral prism of refractive index 1.414 is

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Question 3 of 10

A solution of urea (mol. Mass 60g {tex}mol^{-1}{/tex}) boils at {tex}100.18^\circ{/tex} C at the atmospheric pressure. If {tex}K_f{/tex} and {tex}K_b{/tex} for water are 1.86 and 0.512 K kg {tex}mol^{-1}{/tex} respectively, the above solution will freeze at

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Question 4 of 10

In Young's double slit experiment, the width of one of the slits is slowly increased to make it twice the width of the other slit. Then in the interference pattern:

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Question 5 of 10

When 32.25g of ethyl chloride is subjected to dehydrohalogenation reaction the yield of the alkene formed is 50%. The mass of the product formed is: (atomic mass of chlorine is 35.5)

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Question 6 of 10

If x1, x2, x3 as well as y1, y2, y3 are in GP with the same common ratio, then the points (x1, y1), (x2, y2) and (x3, y3) :

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Question 7 of 10

In a polymer sample, 30% of molecules have a molecular mass of 20,000 40% have 30,000 and the rest 60,000. What is the weight average molecular mass of the polymer?

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Question 8 of 10

Among the following compounds, the one that gets hydrolysed to form metallic hydroxide, hydrogen peroxide and oxygen is

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Question 9 of 10

According to MO theory, which of the following ranks the nitrogen species in terms of increasing bond order?

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Question 10 of 10

The temperature at which 10% aqueous solution (w/V) of glucose will exhibit the osmotic pressure of 16.4 atm, is (R = 0.082 dm3 atm K-1 mol-1)

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