Question
Physics Question on work, energy and power
A block of mass m = 50 kg is lifted from ground to a height of 20 m in two different ways as shown in the figure. Find the ratio of work done by gravity in both the cases.
A
1 : 1
B
1 : 2
C
2 : 1
D
1 : 5
Answer
1 : 1
Explanation
Solution
The Correct answer is option is (A) : 1 : 1