4.57 minutes
5.02 minutes
7.30 minutes
10.04 minutes
Correct answer is A
t = \(\frac{MC\theta}{2} = \frac{1.5 \times 4200 \times 50}{5 \times 230}\)
= 273.91s or 4.57 mins
Ice of mass 50g at 0°C was completely melted by 70% of the total heat energy supplied. Calculate...
In a purely inductive circuit, the current ...
For total internal reflection to occur, I. light must be travelling from an optically more dense ...
When table salt is added to ice, the melting point of the ice ...
Mach number is used in connection with the speed of ...
Water and Kerosine are drawn respectively into the two limbs of a Hare's apparatus. The destiny ...