A force F = 3i + 4j - 3k is applied at the point P, whose position vector is r = 2i - 2j - 3k. What is the magnitude of the moment of the force about the origin?
23 units
19 units
18 units
21 units
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