In the gamma decay of a nucleus
the mass number of the nucleus changes whereas its atomic number does not change
the mass number of the nucleus does not change whereas its atomic number changes
both the mass number and the atomic number of the nucleus change
neither the mass number nor the atomic number of the nucleus changes
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