The drag force is given by_________________?

Related Mcqs:

1. When a force is applied at one end of an elastic wire it produces at strain ∝ in the wire. If y is the youngs modulus of the material of the wire the amount of energy stored per unit volume of the wire is given by_________________?

   A. Y∝ B. 2Y∝ C. Y∝/2 D. Y∝2...

2. A ball of mass 0.2 kg is thrown vertically upwards by applying a force by hand. If the hand moves 0.2 m while applying the force and the ball goes up to 2 in height further, find the magnitude of the force. Consider g = 10m/s 2

   A. 22N B. 16N C. 20N D. 4N Submitted by: Huzaifa Naseer...

3. A certain stress applied to an elastic material produces a certain strain in it. If the elastic limit is not exceeded the energy gained per unit volume of the material is given by_________________?

   A. Stress/strain B. (stress/strain) C. Stress x strain D. (Stress / strain)...

4. The relationship between Tesla and smaller unit Gauss of magnetic induction is given by_________________?

   A. 1T = 103 G B. 1T = 10-4 G C. 1T = 10-2 G D. 1T = 104 G...

5. Coercive force is the force which opposes ____________________?

   A. Demagnetization B. Breakage C. Extension D. Surface cracking...

6. Two identical metal balls with charges + 2Q and – Q are separated by some distance, and exert a force F on each other. They are joined by a conducting wire, which is then removed. The force between them will now be_________?

   A. F B. F/2 C. F/4 D. F/8 Submitted by: Tauseef Ali...

7. The restoring force acting on the simple pendulum is given by_______________?

   A. mg sin θ B. mg sin θ C. mg cos θ D. mg cos θ...

8. Various types of cancer are treated by_________________?

   A. Cobalt-60 B. Strontium-90 C. Carbon-14 D. Nickel-63...

9. Terminal velocity is given by equation_______________?

   A. Vt = gr2ρ B. Vt = 2gr2/9ρ C. Vt = gr2/9ρ D. Vt = 9gr2/2ρ...

10. When a body is whirled in a horizontal circle by means of a string the centripetal force is supplied by______________?

    A. Mass of a body B. Velocity of body C. The tension in the string D. Centripetal acceleration...