Question

3. A roller is pulled at an angle of 60° to the horizontal through a distance and workdone is W. When the same
is pulled at 30° on the same ground through the same distance the workdone is...?
a) W
b) 2W
CWMV3
d)WV3​

Answer 1

Answer:

it is right answer so please check.

Answer 2

Answer:

d

Explanation:

given,

W=Fscos(60)

W=FS/2

if it is pulled at 30degrees work done is,

Fscos(30)=Fs√3/2

=√3W