Physics Past Questions and Answers

If a ball released from a height of 20m, How long would it take the ball to reach the ground? (assures g = 10m/s)

If the velocity ratio of a machine is 5. What is its ratio of x and y?

If the mechanical advantage of a machine is 4. What is its ratio for LOAD to EFFORT?

For a best result using temperature to achieve an accurate measurement, it is best to use

A structural engineer stood on a top of a building releasing a light and heavy object to the ground which of the following statement is true?(Neglect Air Resistance)