Question 20
In free fall, two balls of masses 20kg and 10kg were dropped from a height. If the ball with the smaller mass reached the ground after 4s, what is the difference between the time the two balls reach the ground?
Objective
Question details
- Exam body
- UI
- Subject
- Physics
- Year
- 2014/2015
- Question no.
- #20
- Type
- Objective
More from this paper
- Q16Convert 30 metre per second to centimeter per minute
- Q17During a football match, player A kicks the ball 40 m, 30° E of S to player B…
- Q18How much work is done against gravity in sliding a 500g object through 2m up a…
- Q22The highest point of a simple pendulum bob is 5cm vertically above the lowest…
- Q23Three vectors A, B, and C add together to yield zero: A + B + C = 0. The vectors…
- Q24Which of the following could be measured in the same units as force?