Hydraulics And Fluid Mechanics MCQs

Option A: has the dimensions of 1/pressure

Option B: increases with pressure

Option C: is large when fluid is more compressible

Option D: is independent of pressure and viscosity

Correct Answer: increases with pressure ✔

Option A: higher

Option B: lower

Option C: same

Option D: higher/lower depending on temperature

Correct Answer: higher ✔

Option A: remains same

Option B: increases

Option C: decreases

Option D: shows erratic behaviour

Correct Answer: shows erratic behaviour ✔

Option A: more

Option B: less

Option C: same

Option D: more or less depending on size of glass tube

Correct Answer: more ✔

Option A: 10m/sec2

Option B: 9.81 m/sec2

Option C: 10.2/m sec

Option D: 9.75 m/sec2

Correct Answer: 10m/sec2 ✔

Option A: it is incompressible

Option B: it has uniform viscosity

Option C: it has zero viscosity

Option D: it is frictionless

Correct Answer: it is at rest. ✔

Option A: quasi static

Option B: steady state

Option C: laminar

Option D: uniform

Correct Answer: uniform ✔

Option A: at norma] pressure of 760 mm

Option B: at 4°C temperature

Option C: at mean sea level

Option D: all the above

Correct Answer: all the above ✔

Option A: compressibility

Option B: surface tension

Option C: cohesion

Option D: adhesion

Correct Answer: cohesion ✔

Option A: adhesion

Option B: cohesion

Option C: viscosity

Option D: compressibility

Correct Answer: cohesion ✔

Option A: 0°C

Option B: 0°K

Option C: 4°C

Option D: 100°C

Correct Answer: 0°C ✔

Option A: discharge

Option B: velocity of gas

Option C: pressure intensity of gas

Option D: pressure intensity of liquid

Correct Answer: velocity of gas ✔