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
Discussion:
84 comments Page 7 of 9.
Snehasish said:
1 decade ago
Stephen is not right bcoz work = force*displacement(not distance).So,option D is right.
Raphael said:
1 decade ago
The energy required to roll it down is less than the energy it required to lift it up.
Jennifer said:
1 decade ago
This is practical. When lifting an object gravity takes more place than when rolling.
Mandar said:
1 decade ago
Work done is less if the object rolling and greater work is done if object lifting.
Usman abdullahi karwai said:
9 years ago
Answer is D, because the ball rolling is against the gravity that's why it's less.
Jun said:
9 years ago
So work is same. Answer is supposed to be freaking 'c'.
Basic physics c'mon guys.
Basic physics c'mon guys.
Isaiah mahona said:
6 years ago
The work done is the same but the rate of doing work is greater on lifting.
(1)
BUSAYO said:
9 years ago
Much effort is been applied when lifting, less work is done when rolling.
Aliyu mukhtar muhammad said:
1 decade ago
The answer will be fall on the option if we look the question thoroughly.
Node pinches said:
1 decade ago
Lifting a stone is against gravity while roling is supported by gravity.
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