A body travelling with uniform acceleration crosses two points 𝐴 and 𝐵 with velocities 20𝑚𝑠−1 and d30 𝑚𝑠 −1 respectively. The speed of the body at the mid-point of 𝐴 and 𝐵 is nearest to

April 13, 2022

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Physics Problems

Question : A body travelling with uniform acceleration crosses two points 𝐴 and 𝐵 with velocities 20𝑚𝑠−1 and d30 𝑚𝑠 −1 respectively. The speed of the body at the mid-point of 𝐴 and 𝐵 is nearest to

(A) $25.5ms^{-1}$

(B) $25ms^{-1}$

(D) $10\sqrt{6}ms^{-1}$

Answer : option (A)

Solution :

A body travelling with uniform acceleration crosses two points 𝐴 and 𝐵 with velocities 20𝑚𝑠−1 and d30 𝑚𝑠 −1 respectively. The speed of the body at the mid-point of 𝐴 and 𝐵 is nearest to