A particle moves in one dimension from rest under the influence of a force that varies with the distance traveled by the particle as shown in the figure. The kinetic energy of the particle after it has traveled $3m$ is:

Question

A particle moves in one dimension from rest under the influence of a force that varies with the distance traveled by the particle as shown in the figure. The kinetic energy of the particle after it has traveled

3m

is:

A particle moves in one dimension from rest under the influence of a force that varies with the distance traveled by

Quantrex Academy · Accepted Answer

Correct answer: C. 6.5J

Change in K.E.=Work done=Area Area = ( 3 × 2 ) + ( (1)/(2) × 1 × 1 ) = 6.5 ∴ Change in kinetic energy = 6.5J

A particle moves in one dimension from rest under the influence of...

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