Does a body at `20^(@)C` radiate in a room, where the room temperature is `30^(@)C` ? If yes, why does its temperature not fall further?

Heat given to a body which raises its temperature by 1^@C is

If the normal temperature of the body is 37^(@)C . then the ideal temperature of the scrotum is ………………..

Value of temperature gradient is 80^(@) C/m on a rod of 0.5 m length. Temperature of hot end is 30^(@)C , then what is the temperature of cold end ?

In a home experiment , Ram brings a new electric kettle with unknown power rating . He puts 1 litre water in the kettle and switches on . But to his dismay , the temperature becomes constants at 60^(@)C after some time. The room temperature is 20^(@)C . Ram gets bored and switches off the kittle . He sees that during first 20 s water cools down by 2^(@)C . Which is the best graph for temperature v//s time?

In a home experiment , Ram brings a new electric kettle with unknown power rating . He puts 1 litre water in the kettle and switches on . But to his dismay , the temperature becomes constants at 60^(@)C after some time. The room temperature is 20^(@)C . Ram gets bored and switches off the kittle . He sees that during first 20 s water cools down by 2^(@)C . What is the time taken for the water to cool to 40^(@)C . (Approx)

In a home experiment , Ram brings a new electric kettle with unknown power rating . He puts 1 litre water in the kettle and switches on . But to his dismay , the temperature becomes constants at 60^(@)C after some time. The room temperature is 20^(@)C . Ram gets bored and switches off the kittle . He sees that during first 20 s water cools down by 2^(@)C . What is the wattage of the kettle

A pan filled with hot food cools from 50^(@)C to 48^(@)C in 5 s when the room temperature is at 30^(@)C . How long will it take to cool from 40^(@)C to 39^(@)C ?

If the coefficient of performance of a refrigerator is 5 and operates at the room temperature (27^@C) , find the temperature inside the refrigerator.

1500 ml of a gas at a room temperature of 23^(@)C is inhaled by a person whose body temperature is 37^(@)C , if the pressure and mass stay constant , what will be the volume of the gas is the lungs of the person?