Will you please provide me the sample question paper of IIT JEE Exam???

As per your request here I am sharing the sample question paper of IIT JEE Exam

A person blows into open-end of a long pipe. As a result, a high-pressure pulse of air travels down the pipe. When this pulse reaches the other end of the pipe
(A) a high-pressure pulse starts traveling up the pipe, if the other end of the pipe is open.
(B) a low-pressure pulse starts traveling up the pipe, if the other end of the pipe is open
(C) a low-pressure pulse starts traveling up the pipe, if the other end of the pipe is closed
(D) a high-pressure pulse starts traveling up the pipe, if the other end of the pipe is closed.

The carboxyl functional group (–COOH) is present in
(A) picric acid
(B) barabituric acid
(C) ascorbic acid
(D) aspirin

The colour of light abosrbed by an aqeuous solution of CuSO4 is
(A) oragne-red
(B) blue-green
(C) yellow
(D) violet

Choose the correct reason(s) for the stability of the lyophobic colloidal particles.
(A) Preferential adsorption of ions on their surface from the solution
(B) Preferential adsorptionof solvent on their surface from the solution
(C) Attraction between different particles having opposite charges on their surface
(D) Potential difference between the fixed layer and the diffused layer of opposite charges around the colloidal particles







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Attached Files

IIT JEE Exam Sample Question Paper.pdf (955.8 KB, 75 views)