1551. Equation of continuity is obtained by applying in law of conservation of :
A. Mass *
B. Energy
C. Momentum
D. All
1552. Speed of efflux can be determined by applying:
A. Bernoulli theorem
B. Torricelli’s theorem *
C. Venture relation
D. All
1553. A man standing near a fast moving train may fall:
A. On the train
B. Away from the train
C. Towards the train *
D. On himself
1554. In cricket when a bowler produce reverse swing the ball will move towards :
A. Shinning side of the ball *
B. Rough side
C. Seam of the ball
D. Goes straight
1555. The effect of the decrease in pressure with the increase of the speed of fluid in a horizontal pipe is known as :
A. Bernoulli effect
B. Torricelli effect
C. Venturi effect *
D. Stokes effect
1556. In a normal shock wave in one dimensional flow :
A. Pressure, density and temperature increase
B. Velocity, temperature and density increase
C. Pressure,density and temperature increase *
D. Velocity, pressure and density decrease
1557. Centre of buoyancy is :
A. The point of intersecction of buoyant force and centre line of the body
B. Centre of gravity of the body
C. Centric of displaced volume fluid *
D. Midpoint between C.G and metacentric
1558. A small plastic boat loaded with pieces of steel rods is floating in a bath tub. if the cargo is dumped into the water allowing the both to float empty, the water level in the tub will:
A. Rise
B. Fall *
C. Remains same
D. Rise and then fall
1559. In equilibrium condition, fluids are not able to sustain:
A. Shear force
B. Resistance to viscosity
C. Surface tension *
D. Geometric similitude
1560. Flow occuring in a pipeline when a valve is being opened is :
A. Steady
B. Unsteady *
C. Laminar
D. None of them