ECAT Pre Engineering Physics Chapter 6 MCQ Test With Answer

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

Sr.#	Question	Answer
1	The law of conservation of energy gives us	A. equation of continuity B. Bernoulli's theorem C. both of them D. none of them
2	The electrical forces between the molecules of a liquid are	A. Repulsive B. Attractive C. Both A and B D. None
3	Glycerin has viscosity _____ the viscosity of water:	A. More than B. Equal to C. Less than D. None of these
4	Bernoulli's equation is the fundamental equation in fluid dynamics, which relates pressure to fluid	A. speed B. height C. none of them D. both of them
5	When a fluid is in motion, its flow can be considered as	A. turbulent B. streamline C. either or them D. neither of them
6	High speed meteors rushing through air reduces to ashes because of:	A. Force of gravity B. High resistance of air C. Drag force D. None of these
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 direction of the streamlines is the same as the direction of the	A. force B. torque C. velocity D. weight
9	The resistance offered by a fluid to a solid moving inside it is called:	A. Drag force B. Surface force C. Viscosity D. None of these
10	The internal pressure of the blood is	A. less than the external atmospheric pressure B. greater than the external atmospheric pressure C. equal to the external atmosphericpressure D. none of them