B: 75 m
Oracle Prep sorts past-paper questions by topic, so you can drill Work, energy and power and see which topics are most likely to come up next.
Sign up free →Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content
An egg of mass 25 g falls vertically downwards from the surface of a table which is 900 mm above the ground. Air resi…
(b) A beach ball is released from a balcony at the top of a tall building. The ball falls vertically from rest and re…
A rock of mass 40 kg is released from rest from a height of 20 m above the surface of a planet. The rock has a kineti…
A micrometer is used to measure the diameters of two cylinders. diameter of first cylinder = (12.78 ± 0.02) mm diamet…
A person of mass 60 kg stands on accurate bathroom scales, placed on the floor of an elevator (lift) which operates i…
A particle is in a uniform field. The particle experiences a force in the opposite direction to the field. In which t…