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An object is displaced from position vec...

An object is displaced from position vector `vec(r_(1)) = (2hat(i) + 3 hat(j)) m "to" vec(r_(2)) = (4 hat(i) + 6 hat(j)) m ` under a force `vec(F) = (3x^(2) hat(i) + 2y hat(j)) `N. Find the work done by this force.

A

24J

B

33J

C

83J

D

45J

Text Solution

Verified by Experts

The correct Answer is:
`(3)`
`W = int dw = int _(x_1) ^(x_(2)) F_(x) dx + int _(y_(1))^(y_(2))F_(y) dy`
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NARAYNA-WORK , ENERGY & POWER -EXERCISE -1 (H.W)
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