A particle is moving with a velocity of \( \vec{v}=(3 \hat{i}+4 t \hat{j}) \mathrm{m} / \mathrm{...

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A particle is moving with a velocity of \( \vec{v}=(3 \hat{i}+4 t \hat{j}) \mathrm{m} / \mathrm{s} \) Find the ratio of tangential acceleration to that of normal acceleration at \( t=1 \mathrm{sec} \).
(1) \( 4 / 3 \)
(2) \( 3 / 4 \)
(3) \( 5 / 3 \)
(4) \( 3 / 5 \)
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