A body having 7 kg of mass moves slowly and covers a vertical height of 14 m. What is the work done in Joules and what force causes this work? Take g = 10 m/s2.

980, force acting opposite to gravity

1000, force acting opposite to gravity

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1.	A body having 7 kg of mass moves slowly and covers a vertical height of 14 m. What is the work done in Joules and what force causes this work? Take g = 10 m/s2.
A.	980, gravity
B.	980, force acting opposite to gravity
C.	1000, gravity
D.	1000, force acting opposite to gravity
Answer» B. 980, force acting opposite to gravity

Discussion

2.	A body having 7 kg of mass moves with a velocity of 20 m/s covers a vertical height of 8.75 m. What is the work done by the moving force in Joules? Take g = 10 m/s2.
A.	0
B.	10
C.	15
D.	20
Answer» B. 10

Discussion

Explore topic-wise MCQs in Physics Questions and Answers.

A body having 7 kg of mass moves slowly and covers a vertical height of 14 m. What is the work done in Joules and what force causes this work? Take g = 10 m/s2.

A body having 7 kg of mass moves with a velocity of 20 m/s covers a vertical height of 8.75 m. What is the work done by the moving force in Joules? Take g = 10 m/s2.