The displacement of a body is given by 2š‘  = gš‘”2 , where g is a constant. The velocity of the body at any time š‘” is

Question : The displacement of a body is given by 2š‘  = gš‘”2 , where g is a constant. The velocity of the body at any time š‘” is

(A) gš‘”

(B) \dfrac{gt}{2}

(C) \dfrac{gt^{2}}{2}

(D) \dfrac{gt^{3}}{2}

Answer : option (A)

Solution :

The displacement of a body is given by 2š‘  = gš‘”2 , where g is a constant. The velocity of the body at any time š‘” is
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