Question

At constant pressure certain quantity of water at 24 degree is heated it was observed that the rise of temperature was found to be 4 degrees celsius per minute. calculate the time required to raise the temperature of water to 100 degree Celsius at sea level by using formula

Answer 1

The degree 24 goes on increasing by 4degree per minute till 100degere so it is in AP form 28, 32,36............ 100 so A,-28 D-4 TN- 100 apply formaula a,+,(n-1)d 100 equal to 28+4n- 4 soo u can siplipy it and and is 19