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Displacement

On applying t...

Question

On applying the force of $\to F = (3^i +^j) N$ the body change its position from origin to $(2, 2) m$ , then the work done by the body is:

2 J

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4 J

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6 J

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8 J

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Solution

The correct option is D $8 J$
$W = F . s = 3 \times 2 + 1 \times 2 = 8 J$

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Similar questions

\to F = (^i + 3^j) N

\to r = (3^i +^j) N

\to F = 2^i + 3^j + 4^k

\to S = 3^i + 2^j + 5^k

\to F = 3^i - 4^j + 5^k

(3, 4, 6)

(7, 2, 5)

\to F = 3^i - 4^j + 5^k

(3, 4, 6)

(7, 2, 5)

\to F

W = \to F \cdot \to s,

\to s

\to F = (2^i + 3^j + 4^k) N

_{1} = (2^i + 3^j +^k)

_{2} = (^i +^j +^k) m .

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