Rotational Motion Question 22
Question: A thin horizontal circular disc is rotating about a vertical axis passing through its centre. An insect is at rest at a point near the rim of the disc. The insect now moves along a diameter of the disc to reach its other end. During the journey of the insect the angular speed of the disc
[AIEEE 2011]
Options:
A) First increase and then decrease
B) Remains unchanged
C) Continuously decreases
D) Continuously increases
Show Answer
Answer:
Correct Answer: A
Solution:
- Constant I first decreases, then increases. first increases and then decreases
