A. due to their shape
B. due to air resistance
C. due to angle of projection
D. all of these
Why Ballistic missile fails in some circumstances of precision ? Read More »
Motion and Force, Physics Mcqs A. force
B. impulse
C. velocity
D. both A and C
Time rate of change of momentum is equal to____________________? Read More »
Motion and Force, Physics Mcqs A. 45
B. 60
C. 30
D. none
At which angle the range of the projectile is maximum____________________? Read More »
Motion and Force, Physics Mcqs A. second law of motion
B. third law of motion
C. first law of motion
D. law of gravitation
Flight of a rocket in the space is an example of______________________? Read More »
Motion and Force, Physics Mcqs A. 4.9 m
B. 19.6 m
C. 39.2 m
D. 44.1 m
Distance covered by a freely falling body in 2 seconds will be__________________? Read More »
Motion and Force, Physics Mcqs A. tan-1 ¼
B. tan-1 4
C. tan-1 ½
D. tan-1 2
What is the angle of projection for which the range and maximum height become equal ? Read More »
Motion and Force, Physics Mcqs A. 1st law of motion
B. 2nd law of motion
C. Law of conservation of momentum
D. law of conservation of energy
Taking off rocket can be explained by __________________? Read More »
Motion and Force, Physics Mcqs A. H=gT2/8
B. H=8T2/g
C. H=8g/T2
D. H=gT2
Which shows the correct relation between time of flight T and maximum height H ? Read More »
Motion and Force, Physics Mcqs A. straight inclined line.
B. parabola
C. inclined curve
D. declined curve
What is the shape of velocity, time graph for constant acceleration ? Read More »
Motion and Force, Physics Mcqs A. Centripetal force
B. Gravitational force
C. Their inertia
D. Centrifugal force
