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 = t2 + 3t $$-$$ 8, y = 2t2 $$-$$ 2t $$-$$ 5 at the point t = 2 is
Questions Asked from Application of Derivatives (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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