ECAT Pre Computer Science Chapter 6 MCQ Test With Answer

Top Scorers Of ECAT Physics Chapter 6 Fluid Dynamics MCQ`s Test

Sr.#	Question	Answer
1	Liquids and gasses have	A. zero viscosity B. non-zero viscosity C. very large viscosity D. very small viscosity
2	Blood is an	A. Compressible fluid B. incompressible fluid C. hard D. none of them
3	Bernoulli's equation is based upon law of conversation	A. Mass B. Momentum C. Energy D. None of these
4	The law of conservation of energy gives us	A. equation of continuity B. Bernoulli's theorem C. both of them D. none of them
5	If v is the velocity of flow of liquid through a tube of area of cross-section A, then according to equation of continuity	A. v/A = constant B. A/v = constant C. Av = constant D. None
6	When the different streamlines cannot cross each other, then this condition is known as	A. continuity condition B. turbulent flow condition C. steady flow condition D. none of them
7	The force exerted by the fluid in a hydraulic pump on the piston is 10 cm², the fluid pressure on the piston is, in N/cm²	A. 20 B. 200 C. 2000 D. 20,000
8	The body passing a viscous medium affected by:	A. One force only B. Two forces only C. Four forces D. None of these
9	A massive object falls through a fluid:	A. Faster B. Slower C. Slowest D. None
10	The effect of friction between different layers of a flowing fluid is described in terms of	A. motion of fluid B. nature of fluid C. colour of fluid D. viscosity of fluid