Which one of the following statements is correct?
Both boiling and evaporation are surface phenomena.
Boiling is a surface phenomenon, but evaporation is a bulk phenomenon.
Both boiling and evaporation are bulk phenomena.
Boiling is a bulk phenomenon, but evaporation is a surface phenomenon.
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