The radius of the base of a right circular cone of semi-vertical angle $\alpha$ is $r$. The volume of cone is
Reveal answer
Fill a bubble to check yourself
Keep practicing — related questions
- When angle between the two mirrors is right angle and a candle is placed in the middle. How many images are...
- A river joined by its tributaries, at approximately right angles, develops which of the following patterns?
- Directions: In the following sentence, the parts marked P, Q, R and S have been jumbled up. Rearrange these...
- What is the volume of the cylinder with radius $\dfrac{1}{\pi}$ and height $\pi$.
- interface Base { boolean m1 (); byte m2(short s); } which two code fragments will compile? interface Base2 ...
- Directions: In the following question, there are two statements labelled as Assertion (A) and Reason (R). M...
- Directions: In the following question, there are two statements labelled as Assertion (A) and Reason (R). M...
- Directions: In the following question, there are two statements labelled as Assertion (A) and Reason (R). M...