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Basic Physics
26.
A stone is thrown upwards with initial velocity of 20 m s-1, the height
that stone will reach would be
- A.20 m
- B.30 m
- C.40 m
- D.50 m
- Answer
- Report
Answer : [A]
27.
Projectile will attain its maximum range, if it is fired at an angle of
- A.30°
- B.47°
- C.90°
- D.45°
- Answer
- Report
Answer : [D]
28.
Horizontal component of a bouncing ball is
- A.affected by gravity
- B.unaffected by gravity
- C.affected by weight
- D.affected by contact force
- Answer
- Report
Answer : [B]
29.
When ball having a projectile motion is rising up, it
- A.decelerates
- B.accelerates
- C.rises up with constant acceleration
- D.acceleration becomes zero
- Answer
- Report
Answer : [A]
30.
Equation of motion can be used for
- A.straight line motion only
- B.curved motion only
- C.motion along the circular path
- D.all types of motion
- Answer
- Report
Answer : [A]
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