What is a venturi-meter? Explain how it is used.

Important Questions on Mechanical Properties of Fluids

MEDIUM

11th Telangana Board

IMPORTANT

Intermediate First Year Physics>Chapter 11 - Mechanical Properties of Fluids>EXERCISES>Q 9

What is Reynolds number? What is its significance?

HARD

11th Telangana Board

IMPORTANT

Intermediate First Year Physics>Chapter 11 - Mechanical Properties of Fluids>EXERCISES>Q 10

Explain dynamic lift with examples.

MEDIUM

11th Telangana Board

IMPORTANT

Intermediate First Year Physics>Chapter 11 - Mechanical Properties of Fluids>EXERCISES>Q 11

Explain surface tension and surface energy.

MEDIUM

11th Telangana Board

IMPORTANT

Intermediate First Year Physics>Chapter 11 - Mechanical Properties of Fluids>EXERCISES>Q 12

Explain how surface tension can be measure experimentally.

HARD

11th Telangana Board

IMPORTANT

Intermediate First Year Physics>Chapter 11 - Mechanical Properties of Fluids>EXERCISES>Q 1

State Bernoulli's principle. From the conservation of energy in a fluids flow through a tube, arrive at Bernoulli's equation. Give an application of Bernoulli's theorem.

HARD

11th Telangana Board

IMPORTANT

Intermediate First Year Physics>Chapter 11 - Mechanical Properties of Fluids>EXERCISES>Q 2

Define coefficient of viscosity. Explain stokes' law and explain the conditions under which a raindrop attains terminal velocity $v_t$. Give the expression for $v_t$. 

MEDIUM

11th Telangana Board

IMPORTANT

Intermediate First Year Physics>Chapter 11 - Mechanical Properties of Fluids>EXERCISES>Q 1

Calculate the work done in blowing a soap bubble of diameter $0.6\mathrm{cm}$ against the surface tension force. ( Surface tension of a soap solution$=2.5\times {10}^{-2} {\mathrm{Nm}}^{-1}$)

MEDIUM

11th Telangana Board

IMPORTANT

Intermediate First Year Physics>Chapter 11 - Mechanical Properties of Fluids>EXERCISES>Q 2

How high does methyl alcohol rise in a glass tube of a diameter $0.6 \mathrm{cm}$? (surface tension of methyl alcohol$=0.023 \mathrm{N} {\mathrm{m}}^{-1}$ and density$=0.8 \mathrm{gm}/{\mathrm{cm}}^3$. Assume that the angle of contact is zero.)