An iron ball and a wooden ball of the same radius are released from the same height in a vacuum. The time taken by both of these to reach the ground is
Exactly equal
An iron ball and a wooden ball of the same radius are released from the same height in a vacuum. The time taken by both of these to reach the ground is exactly equal.
The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as
We feel cool when we sit near the fan, this is because