39.5J/kgoC
50.4J/kgoC
127.6J/kgoC
154.6J/kgoC
173.4J/kgoC
Correct answer is C
Heat lost = heat gained
0.25 x C1 x (170 - 12) = 0.1 x 4200 x (12 - 0)
C1 = 127.6J/kgoC
One of the following readings represents the measurement of the length of a metal rod using ver...
The net charge on the atom is zero because ...
The limiting frictional force between two surface depends on I. the gaseous reaction between t...
Which of the following instruments consumes the highest current? I. Electric iron II. Tele...
A man will exert the greatest pressure when he? ...
The melting point of naphthalene is 78oC. What is this temperature in kelvin...