A bee travels 600 m from one flower to another with a speed of 2 ms−1. How much time would it take fror the bee to reach the second flower?
A liquid takes 5 minutes to cool from 800 C to 500 C . How much time will it take to cool from 600 C to 300 C ? The temperature of the surrounding is 200 C .
A body takes 4 minutes to cool from 100∘C
to 70∘C . To cool from 70∘C to 40∘C it will take
( room temperature is 15∘C )