Which one of the following statements regarding cathode rays is not correct ?
Cathode ray particles are electrons.
Cathode ray particles start from anode and move towards cathode.
In the absence of electrical and magnetic fields, cathode rays travel in straight lines.
Television picture tubes are cathode ray tubes.
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