How much work is done in moving an object of mass 1 kg to a height of 4 m? (g. 10 m/s² )
A. 1 Joule
B. 4 Joule
C. 20 Joule
D. 40 Joule
Answer:D
How much work is done in moving an object of mass 1 kg to a height of 4 m? (g. 10 m/s² )
A. 1 Joule B. 4 Joule C. 20 Joule D. 40 Joule