A particle moves in a straight line with a constant acceleration. It changes its velocity from 10 𝑚𝑠 −1 to 20 𝑚𝑠 −1 while passing through a distance 135 𝑚 in 𝑡 second. The value of 𝑡 is

April 12, 2022

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Physics Problems

Question : A particle moves in a straight line with a constant acceleration. It changes its velocity from 10 𝑚𝑠 −1 to 20 𝑚𝑠 −1 while passing through a distance 135 𝑚 in 𝑡 second. The value of 𝑡 is

(A )12

(B) 9

(D) 1.8

Answer : option (B)

Solution :

A particle moves in a straight line with a constant acceleration. It changes its velocity from 10 𝑚𝑠 −1 to 20 𝑚𝑠 −1 while passing through a distance 135 𝑚 in 𝑡 second. The value of 𝑡 is