A unit vector perpendicular to each of the vectors 2i – j + k and 3i – 4j – k is
(1/√3)i + (1/√3)j – (1/√3)k
(1/√2)i + 1/2j + 1/2k
(1/√3)i – (1/√3)j + (1/√3)k
(1/√3)i + (1/3)j + (1/√3)k
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