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24-04-2017
Chemistry

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Calculate the work done by a 47 N force pushing a pencil
0.26m

DO NOT INCLUDE UNITS BUT KNOW THAT WORK IS IN JOULES.

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24-04-2017

net force = 47 - 23 = 24N
work done
= force x distance
= 24 * 0.25
= 6 J ----answer

how far can a mother push a 20kg baby carriage using a force of 62N if she can only do 2920J

work done / force
=distance
= 2920 / 62
=47m -----answer

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