1. .11: The equation of continuity is based on the law of,
(A) Conservation of energy
(B) Conservation of mass
(C) Newton’s law
(D) Boyle’s law
2. .12: The unit of velocity in S.I system is,
(A) m²/s
(B) N/m²
(C) kg/m³
(D) m/s
3. .13: Flow in which velocity changes with time is called,
(A) Steady flow
(B) Uniform flow
(C) Laminar flow
(D) Unsteady flow
4. .14: Flow in which particles move in irregular paths is called,
(A) Turbulent flow
(B) Laminar flow
(C) Uniform flow
(D) Steady flow
5. .15: Reynolds number is used to determine,
(A) Type of flow
(B) Velocity
(C) Pressure
(D) Discharge
6. .16: The S.I unit of pressure is,
(A) Joule
(B) Pascal
(C) Watt
(D) Newton
7. .17: Bernoulli’s equation is based on conservation of,
(A) Mass
(B) Momentum
(C) Energy
(D) Force
8. .18: The velocity of fluid is maximum at,
(A) Center of pipe
(B) Walls of pipe
(C) Bottom of pipe
(D) Top of pipe
9. .19: The pressure of fluid decreases when velocity,
(A) Decreases
(B) Becomes zero
(C) Remains constant
(D) Increases
10. .20: A device used to measure discharge is,
(A) Barometer
(B) Thermometer
(C) Venturimeter
(D) Ammeter