A particle of mass 100g is thrown vertically upwards with a speed of 5 – McqOptions

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1.	A particle of mass 100g is thrown vertically upwards with a speed of 5m/s. The work done by the force of gravity during the time the particle goes up is ___________
A.	1.25J
B.	0.5J
C.	-0.5J
D.	-1.25J
Answer» E.

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