Guest

a man watches a carpenter driving nails at the rate of 4 stroke per second he hears the sound of the blow exactly synchronised with the blow he sees he hears two more blows he sees the crrpentor stop hammering the distance of the corporator is

a man watches a carpenter driving nails at the rate of 4 stroke per second he hears  the sound of the blow  exactly synchronised with the blow he sees  he hears  two more blows  he sees the crrpentor stop hammering the distance of the corporator is

Grade:11

1 Answers

Arun
25750 Points
5 years ago
so he hits one blow every 0.25 sec. and the sound is delayed by that amount, 0.25 sec. 

343 m/s (speed of sopund) 

343 m/s x 0.25 sec = 85 meters 

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free