Examlex
Q7: A ball of radius r and mass
Q13: A hypodermic needle can be thought of
Q23: The radius R of a stable, circular
Q36: Four smiley faces are situated along the
Q41: Instead of a ballistic pendulum we
Q47: The sign in the figure weighs 200
Q75: When you accelerate your car, the front
Q76: Taking the zero of potential energy to
Q92: To increase the moment of inertia of
Q132: A simple pendulum on Earth has a