Which one of the following is the correct sequence of passage of light in a true compound microscope?
Mirror—Condenser—Objective lens—Body tube—Eyepiece
Objective lens—Condenser—Body tube—Eyepiece
Condenser—Mirror—Objective lens—Eyepiece—Body tube
Eyepiece—Objective lens—Body tube—Mirror
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