1

BITSAT 2022

MCQ (Single Correct Answer)

+3

-1

A spherical balloon is filled with 4500$$\pi$$ cubic meters of helium gas. If a leak in the balloon causes the gas to escape at the rate of 72$$\pi$$ cubic meters per minute then the rate (in meters per minute) at which the radius of the balloon decreases 49 min after the leakage began is

2

BITSAT 2021

MCQ (Single Correct Answer)

+3

-1

The slope of the tangent to the curve x = t^{2} + 3t $$-$$ 8, y = 2t^{2} $$-$$ 2t $$-$$ 5 at the point t = 2 is

Questions Asked from Application of Derivatives (MCQ (Single Correct Answer))

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