Natasha nambela

This page lists questions and answers that were posted by visitors named Natasha nambela.

Questions

The following questions were asked by visitors named Natasha nambela.

A pupil of mass 50kg runs a flight of 20 stairs each 25cm high in a time of 20 seconds,[Take g=10/kg ] calculate the pupil's gain in potential energy and the useful power developed by the pupil in climbing the stairs.
4 years ago

Answers

The following answers were posted by visitors named Natasha nambela.