Properties of Solids & Liquids (NEET Physics): Questions 1 - 4 of 188

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Question number: 1

» Properties of Solids & Liquids » Young's Modulus

MCQ▾

Question

If x, y, p and q represent the increase in length, the original length of the experimental wire, load applied to the wire and area of cross-section of the wire respectively then Young’s modulus of the wire is given by

Choices

Choice (4) Response

a.

pyxq

b.

xypq

c.

xpyq

d.

pqxy

Question number: 2

» Properties of Solids & Liquids » Terminal Velocity

MCQ▾

Question

If the terminal speed of a sphere of gold (density = 19.5 kg/m 3) is 0.2 m/s in a viscous liquid (density = 1.5 kg/m 3), find the terminal speed of a sphere of silver (density = 10.5 kg/m 3) of the same size in the same liquid

Choices

Choice (4) Response

a.

0.4 m/s

b.

0.1 m/s

c.

0.133 m/s

d.

0.2 m/s

Question number: 3

» Properties of Solids & Liquids » Temperature

MCQ▾

Question

The temperature-time variation graphs, as obtained by four students 1, 2, 3 and 4 are as shown. The graphs, likely to be wrong are

Choices

Choice (4) Response

a.

 temperature → time - choice A

Temperature → Time - Choice A

shows the curve of temperature → time.

b.

temperature → time -Choice B

Temperature → Time -Choice B

shows the curve of temperature → time.

c.

temperature → time -Choice C

Temperature → Time -Choice C

shows the curve of temperature → time.

d.

temperature → time - choice D

Temperature → Time - Choice D

shows the curve of temperature → time.

Question number: 4

» Properties of Solids & Liquids » Viscosity

MCQ▾

Question

A jar is filled with two non-mixing liquids 1 and 2 having densities ρ 1 and, ρ 2 respectively. A solid ball, made of a material of density ρ 3, is dropped in the jar. It comes to equilibrium in the position shown in the figure. Which of the following is true for ρ 1, ρ 2 and ρ 3?

 Equilibrium condition in jar

Equilibrium Condition in Jar

Jar filled with two non-mixing liquid having density ρ1 and ρ2, and a solid ball, made of a material of density ρ3. All are in equilibrium condition

Choices

Choice (4) Response

a.

ρ 1 < ρ 3 < ρ 2

b.

ρ 3 < ρ 1 < ρ 2

c.

ρ 1 > ρ 3 > ρ 2

d.

ρ 1 < ρ 2 < ρ 3

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