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.Management Sciences
Category: Motion and Force
What is the shape of velocity, time graph for constant acceleration ?
0
A. straight inclined line.
B. parabola
C. inclined curve
D. declined curve
Slope of velocity time graph is_____________________?
A. acceleration
B. distance
C. force
D. momentum
When car takes turn around a curve road, the passengers feel a force acting on them in a direction away from the center of the curve. It is due to__________________?
A. Centripetal force
B. Gravitational force
C. Their inertia
D. Centrifugal force
A man is in a car is moving with velocity of 36km/hr. His speed with repect to the car is ____________________?
A. 10m/s
B. 36m/s
C. zero
D. infinite
Why Ballistic missile fails in some circumstances of precision ?
A. due to their shape
B. due to air resistance
C. due to angle of projection
D. all of these
Which law of motion is also called law of inertia ?
A. 1st law
B. 2nd law
C. 3rd law
D. all 1st, 2nd and 3rd laws
2nd law of motion gives the definition of________________?
A. force
B. acceleration
C. velocity
D. both force and acceleration
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