Properties of Solids & Liquids-Application of Surface Tension (NEET (National Eligibility cum Medical Entrance Test) Physics): Questions 4 - 8 of 8

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Passage

Read the passage given below and answer the questions that follow:

There is a small mercury drop of radius 4.0 mm. A surface P of area 1.0 mm 2 is placed at the top of the drop. Atmospheric pressure = 10 5 Pa. Surface tension of mercury = 0.465 N/m. Gravity effect is negligible.

Question number: 4 (1 of 2 Based on Passage) Show Passage

» Properties of Solids & Liquids » Application of Surface Tension

MCQ▾

Question

The force exerted by mercury drop on the surface P is

Choices

Choice (4) Response

a.

1.0023 N

b.

0.00023 N

c.

0.10023 N

d.

0.1 N

Question number: 5 (2 of 2 Based on Passage) Show Passage

» Properties of Solids & Liquids » Application of Surface Tension

MCQ▾

Question

The force exerted by air on surface P is

Choices

Choice (4) Response

a.

0.1 N

b.

1.0N

c.

1.0023 N

d.

10 5 N

Passage

Read the passage given below and answer the questions that follow:

There is a small mercury drop of radius 5.0 mm. A surface P of area 2.0 mm 2 is placed at the top of the drop. Atmospheric pressure = 10 5 Pa. Surface tension of mercury = 0.465 N/m. Gravity effect is negligible.

Question number: 6 (1 of 2 Based on Passage) Show Passage

» Properties of Solids & Liquids » Application of Surface Tension

MCQ▾

Question

The force exerted by mercury drop on the surface P is

Choices

Choice (4) Response

a.

0.3 N

b.

1.3456 N

c.

0.10086 N

d.

0.10023 N

Question number: 7 (2 of 2 Based on Passage) Show Passage

» Properties of Solids & Liquids » Application of Surface Tension

MCQ▾

Question

The force exerted by air on surface P is

Choices

Choice (4) Response

a.

0.2 N

b.

0.1 N

c.

1.0023 N

d.

2.0 N

Question number: 8

» Properties of Solids & Liquids » Application of Surface Tension

Appeared in Year: 2016

MCQ▾

Question

Three liquids of densities Equation and Equation (with Equation ), having the same value of surface tension T, rise to the same height in three identical capillaries. The angle of contact Equation and Equation obey –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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