Weightlessness — MCQ Practice

A person of mass $M$ is standing on a weighing machine inside a lift. If the lift is accelerating downwards with an acceleration $a = g/3$, what will be the reading of the weighing machine?

An astronaut inside an orbiting satellite experiences weightlessness because:

A lift is moving upwards with an acceleration of $g/2$. A block of mass $m$ is placed on a spring balance inside the lift. What is the reading of the spring balance?

Which of the following scenarios would result in an object experiencing weightlessness?

A lift is moving downwards with a constant velocity. A person inside the lift drops a coin. What will be the acceleration of the coin relative to the lift floor?

A spacecraft is moving in a circular orbit around a planet. If an object is released from the spacecraft, what will be its path relative to the spacecraft?