set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

When a ship enters a sea from a river, what happens?

a) It remains at the same level

b) It sinks a little

c) It rises a little

d) It immersed in the bottom of the sea

Question : 2

Paint-gun is based on

a) Archemedes’ principle

b) Bernoulli’s theorem

c) Boyle’s law

d) Newton’s laws of motion

Question : 3

An egg when placed in ordinary water sinks but floats when placed in brine. This is because

a) density of brine is equal to that of ordinary water

b) density of brine is less than that of ordinary water

c) density of brine is greater than that of ordinary water

d) None of these