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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > The displacement of a body at any time t after starting is given by s = 15t – 0.4t^2. Find the time when the velocity of the body will be 7 ms^-1.

The displacement of a body at any time t after starting is given by s = 15t – 0.4t^2. Find the time when the velocity of the body will be 7 ms^-1.

The displacement of a body at any time t after starting is given by s = 15t - 0.4t^2. Find the time when the velocity of the body will be 7 ms^-1.