To a perpendicular to the plane of ecliptic, Earth's axis of rotation makes an angle of 23 1/2 degrees. Had this angle been zero degree, which one among the following would result ?
There would have been no season
The length of day and night would have been the same throughout the year
The length of the day and night would have been the same all over the earth
All of the above
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