Which one among the following happens when a swing rises to a certain height from its rest position?
Its potential energy decreases while kinetic energy increases
Its kinetic energy decreases while potential energy increases
Both potential and kinetic energy decrease
Both potential and kinetic energy increase
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