Mathematics · Applications of Derivatives
The vertical angle of a right circular cone is 60°. If water is being poured into the cone at the rate of 1√3 m3/min, then the rate (in m/min) at which the radius of the water level is increasing when the water level depth is 3 m is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11 3π
- 21 9π✓
- 31 9√3 π
- 41 3√3 π
Correct answer
1 9π
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