Physics Past Questions and Answers

The dimensions of momentum are

The dimensions of momentum are

A student measures the volume of a liquid using a measuring cylinder. What else needs to be measured by the student in order to determine the density of the liquid?

The diagram given, represents the graph of stress against strain for an elastic wire. The point Q on the graph is the

A ball is dropped from the top of a tower. Due to air resistance,it reaches terminal velocity. Which of the following statement(s) about its motion is/are correct? i. The acceleration of the ball is zero. ii. The net force on the ball is zero. iii. The velocity of the ball increases.