A force of 50 N acts on a ball for 0.2 s. What impulse does it give?
A250 N s
B10 N s
C0.004 N s
D50.2 N s
Answer & Solution
Correct answer: B. 10 N s
Impulse equals force times time: 50 N x 0.2 s = 10 N s.
Related questions
A book rests on a desk. Why are weight and normal force not an action-reaction pair?Two blocks of 2 kg and 3 kg touch on a smooth desk. A 10 N push gives acceleration?A block slides down a smooth 30 degree incline. Its acceleration? (g = 10 m/s²)The same lift accelerates down at 2 m/s². Normal force on the 60 kg person? (g = 10)A lift carrying a 60 kg person accelerates up at 2 m/s². Normal force? (g = 10)The maximum safe speed of a car on a level curve is independent of?A car on a level road has µs = 0.5 and turn radius 20 m. Maximum speed? (g = 10)What supplies centripetal force for a car turning on a level road?