Properties of Solids & Liquids (AIIMS Physics): Questions 33 - 36 of 48

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Question number: 33

» Properties of Solids & Liquids » Viscosity

MCQ▾

Question

800m3 of a viscous liquid flows per unit time due to a pressure head Δp along a pipe of diameter d and length l . Instead of this pipe, a set of eight pipes each of the diameter d2 and length 2l is connected to the same pressure head Δp . What will be the volume of liquid flowing per unit time?

Choices

Choice (4) Response
a.

400m3

b.

200m3

c.

100m3

d.

800m3

Question number: 34

» Properties of Solids & Liquids » Pressure Due to a Fluid Column

MCQ▾

Question

If a spring balance reads 15 kg when a bucket of water is suspended from it, then what will be the reading of the spring balance when a steel piece of 12 kg suspended from another spring is immersed with half its volume inside water in the bucket?

(Density of the steel is 8.0×103kgm3 )

Choices

Choice (4) Response
a.

23kg

b.

20kg

c.

15.75kg

d.

8.5kg

Question number: 35

» Properties of Solids & Liquids » Elastic Behavior

MCQ▾

Question

Consider a long uniform steel wire has a radius of 1.5 mm. If the speed of the transverse wave on it equal to 330ms , than the tension in the wire is – (The density of steel is 7800kgm3 )

Choices

Choice (4) Response
a.

0.6×103N

b.

600N

c.

6×103N

d.

60×103N

Question number: 36

» Properties of Solids & Liquids » Boyle's Law & Applications

MCQ▾

Question

When a large bubble rises from the bottom of a lake to the surface, its radius is four times to its original radius. If atmospheric pressure is equal to that of column of water height H, then the depth of lake is:

Choices

Choice (4) Response
a.

15H

b.

6H

c.

H

d.

12H

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