The general definition of elastic modulus is
The diagram above illustrates a simple barometer. Which distance measures the atmospheric pressure?
The property of a body to remain at rest or to continue in uniform motion in a straight line is called
During a training session, two footballers pass a ball repeatedly between each other. The 'to and fro' motion of the ball is not simple harmonic because the
I. Acceleration of the ball is not directed towards a fixed point
II. Restoring force is not directed towards the centre
III. Acceleration of the ball is not directly proportional to the displacement from a fixed point
Which of the statements above are correct?
