The specific latent heat of vaporization of a substance is the quantity of heat needed to change unit mass from
liquid to vapour with a change of temperature
liquid to vapour without a change of temperature
vapour to liquid without a change of temperature
vapour to liquid with a change of temperature
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy