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A force vecF=(4hati+5hatj)N acts on a pa...

A force `vecF=(4hati+5hatj)N` acts on a particle moving in XY plane. Starting from origin, the particle first goes along x-axis to the point `(5.0)` m and then parallel to the Y-axis to the point `(5,4` m. The total work done by the force on the particle is

A

`+12J`

B

`-6J`

C

`+24J`

D

`-12J`

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-WORK, ENERGY AND POWER-Assignment (SECTION - B)
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  12. In net force on a system is zero then

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  14. In the figure shown, a particle is released from the position A on a s...

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  15. A particle of mass m is projected with speed u at angle theta with hor...

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  16. A shell at rest on a smootyh horizontal surface explodes into two frag...

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  19. If F=2x^(2)-3x-2, then select the correct statement

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