The statement 'Heat lost by the hot body equals that ...
The statement 'Heat lost by the hot body equals that gained by the cold one' is assumed when determining specific that heat capacity by the method of mixtures. Which of the following validates the assumption?
I. Lagging the Calorimeter
II. Ensuring that only S.I units are used
III. Weighing the calorimeter, the lid and the stirrer.
I only
I & II only
I & III only
II & III only
Correct answer is C
I & III only as units are independent of energy equation.
A ray of light traveling from a rectangular glass block of refractive index 1.5 into air s...
Vapour is said to be saturated on top of an enclosed liquid if _________ ...
If the relative density of gold is 19.2, the volume of 2.4kg of gold is? ...
In an A.C circuit, the ratio of r.m.s value to peak value of current is ...