Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 10 (Q.No. 5)
5.
The rotation of a rigid body is governed by What is its angular velocity at t - 2s ?
18 rad/s
π/4 rad /s
π/8 rad /s
zero.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
4 comments Page 1 of 1.

Apcivilian said:   2 years ago
Agree, D is the Right answer.

Priyanka said:   3 years ago
D is the correct answer.

Rocky bhai said:   3 years ago
D is the correct answer.

Angular velocity = d@/dt = 2. 5 π/4 * (cost π/4).
Cos 3π/2 = 0.

Harish said:   6 years ago
Please explain the answer.

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