A. 1 N
B. 10 N
C. 100 N
D. none
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Related Mcqs:
- 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. 4NSubmitted by: Huzaifa Naseer
- What is the outward force acting on a mass of 10 kg when rotating at one end an inelastic string 10m long at speed of 1m/s ?
A. 1N
B. 10N
C. 2N
D. 100N - When two bodies move toward each other with constant speeds the distance between them decreases at the rate of 6m / sec. If they move in the same direction the distance between them increases at the rate of 4m/sec. Then their speeds are________________?
A. 5m/s, 1m/s
B. 3m/s, 3m/s
C. 6m/s, 1m/s
D. 4m/s, 2m/s - The shaft of a motor rotates at a constant angular speed of 360rev/min. Angle turned through in 1 sec in radian is________________?
A. π
B. 3π
C. 6π
D. 12π - The thrust on the rocket in the absence of gravitational force of attraction is__________________?
A. Constant
B. not constant
C. constant if the rate of ejected gases is constant
D. constant for short range rocket. - If a car moves with a uniform speed of 2 ms-1 in a circle of radius 0.4. Its angular speed is______________?
A. 4 rad. S-1
B. 5 rad. S-1
C. 1.6 rad. S-1
D. 2.8 ms-1 - A train is moving with a speed of 100mph. What will be its speed in m/s.?
A. 45 m/s
B. 90 m/s
C. 100 m/s
D. 120 m/sSubmitted by: Zahid Jagirani
- When a body moves in a circle of radius r with linear speed V its centripetal force is_______________?
A. mV/r2
B. mV/r
C. mV2/r
D. mV2/r2 - The dot product of force and velocity is__________________?
A. power
B. work
C. impulse
D. torque - The dimension of force is__________________?
A. MLT-1
B. MLT-2
C. ML-1T
D. ML-1T-2
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