Which was NOT a cause of the Dust Bowl?
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In the 42nd Constitutional Amendment 1976, which word was added to the Preamble?
Kaleidoscope was invented by ________.
Amartya Sen won Nobel Prize for?
Which Governor General decided to make English as the medium of instruction in India?
Where did the Indian Independence League form in 1907?
The angles of depression of two ships from the top of a light house are 45° and 30° toward east. If the ships are 200m apart, the height of the light house is (take √3=1.73)
If cos4θ-sin4θ=13 then the value of tan2θ is