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कोणीय चाल \(\frac{\pi}{15}\) रेडियन प्रति सेकंड है। \(240^\circ\) घूमने में कितना समय लगेगा?

Angular speed is \(\frac{\pi}{15}\) radians per second. How much time is required to turn through \(240^\circ\)?

Explanation opens after your attempt
Correct Answer

C. (20) सेकंड(20) seconds

Step 1

Concept

\(240^\circ=\frac{4\pi}{3}\) radians. Time is \(\frac{4\pi/3}{\pi/15}=20\) seconds.

Step 2

Why this answer is correct

The correct answer is C. (20) सेकंड / (20) seconds. \(240^\circ=\frac{4\pi}{3}\) radians. Time is \(\frac{4\pi/3}{\pi/15}=20\) seconds.

Step 3

Exam Tip

\(240^\circ=\frac{4\pi}{3}\) रेडियन है। समय \(\frac{4\pi/3}{\pi/15}=20\) सेकंड होगा।

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