NEET 2022 Phase 1 | Properties of Matter Question 16 | Physics

NEET 2022 Phase 1

MCQ (Single Correct Answer)

-1

A spherical ball is dropped in a long column of a highly viscous liquid. The curve in the graph shown, which represents the speed of the ball (v) as a function of time (t) is

NEET 2022 Phase 1 Physics - Properties of Matter Question 17 English

NEET 2022 Phase 1

MCQ (Single Correct Answer)

-1

If a soap bubble expands, the pressure inside the bubble

Decreases

Increases

Remains the same

Is equal to the atmospheric pressure

NEET 2022 Phase 1

MCQ (Single Correct Answer)

-1

Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A) : The stretching of a spring is determined by the shear modulus of the material of the spring.

Reason (R) : A coil spring of copper has more tensile strength than a steel spring of same dimensions.

In the light of the above statements, choose the most appropriate answer from the options given below:

Both (A) and (R) are true and (R) is the correct explanation of (A)

Both (A) and (R) are true and (R) is not the correct explanation of (A)

(A) is true but (R) is false

(A) is false but (R) is true

NEET 2021

MCQ (Single Correct Answer)

-1

The velocity of a small ball of mass M and density d, when dropped in a container filled with glycerin becomes constant after some time. If the density of glycerin is $${d \over 2}$$, then the viscous force acting on the ball will be :

2Mg

$${{Mg} \over 2}$$

$${{3} \over 2}$$Mg

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