In an experiment to measure a students power, she times herself running up a flight of steps.
Question:
In an experiment to measure a student’s power, she times herself running up a flight of steps. Use the data to work out her useful power.
Number of steps = 28
Height of each step = 20 cm
Acceleration of free fall = 9.81 m s−2
Mass of student = 55 kg
Time taken = 5.4 s
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To calculate the students useful power we first need to calculate the gravitational potential energy ...View the full answer
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Related Book For 
Cambridge International AS And A Level Physics Coursebook
ISBN: 9781108859035
3rd Edition
Authors: David Sang, Graham Jones, Gurinder Chadha, Richard Woodside
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