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A particle is moving with a velocity of $\vec{v} = (3 \hat{i} + 4 t \hat{j})$ m/s. Find the ratio of tangential acceleration to that of normal acceleration at t= 1sec.

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Correct option is A

At t=1s,v=32+42=5,a→=dv→dt=4j^at=4cos⁡37∘=165,aN=4sin⁡37∘=125⇒ ataN=1612=43

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A particle is moving with a velocity of v→=(3i^+4tj^) m/s. Find the ratio of tangential acceleration to that of normal acceleration at t= 1sec.

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A particle is moving with a velocity of $\vec{v} = (3 \hat{i} + 4 t \hat{j})$ m/s. Find the ratio of tangential acceleration to that of normal acceleration at t= 1sec.