Physics
(i) How can a temperature in degree Celsius be converted into S.I. unit of temperature?
(ii) A liquid X has the maximum specific heat capacity and is used as a coolant in Car radiators. Name the liquid X.
Related Questions
(i) What do you understand by free vibrations of a body?
(ii) Why does the amplitude of a vibrating body continuously decrease during damped vibrations?
(i) How is the e.m.f. across primary and secondary coils of a transformer related with the number of turns of coil in them?
(ii) On which type of current do transformers work?
A solid metal weighing 150 g melts at it's melting point of 800 °C by providing heat at the rate of 100 W. The time taken for it to completely melt at the same temperature is 4 min. What is the specific latent heat of fusion of the metal?
Identify the following wires used in a household circuit:
(i) The wire is also called as the phase wire.
(ii) The wire is connected to the top terminal of a three-pin socket.