General Knowledge - Physics - Discussion

Discussion Forum : Physics - Section 1 (Q.No. 2)
2.
It is easier to roll a stone up a sloping road than to lift it vertical upwards because
work done in rolling is more than in lifting
work done in lifting the stone is equal to rolling it
work done in both is same but the rate of doing work is less in rolling
work done in rolling a stone is less than in lifting it
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
84 comments Page 8 of 9.

Anna said:   1 decade ago
Same amount of work, just over a greater distance. It's gotta be C.

Naveen said:   1 decade ago
In the case of rolling the body is motion so, small work is done.

Sam said:   7 years ago
@ALL.

We conservation of linear momentum = angular momentum.
(1)

Sruthi raj said:   1 decade ago
Like pulling is easier than pushing. Concept of friction.

Aroosa said:   1 decade ago
Work done in rolling is less than lifting due to gravity.

Haleemah said:   1 decade ago
Work done in lifting is greater than that of rolling.

Asiimwe Shabani said:   9 years ago
I agree with the given answer i.e D.

Lazarous said:   1 decade ago
D is the right answer that is true.

Mohib said:   1 decade ago
The answer is definitly option D.

Shiva said:   1 decade ago
How is option B and D different?


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