Ultrasonic waves are used for stirring liquid solutions because they
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Which one of the following Indus Civilization site gives evidence of a dockyard
Arrange the following words as per order in the dictionary
1. Diffident
2. Difficult
3.Different
4.Diffidence
Rajasthan receives very little rain because
Two cubes have their volumes in the ratio 1 : 27. Find the ratio of their surface areas.
Let their edges be a and b. Then,
a3/b3 = 1/27 (or) (a/b)3 = (1/3)3 (or) (a/b) = (1/3).
\Ratio of their surface area = 6a2/6b2 = a2/b2 = (a/b)2 = 1/9, i.e. 1:9.
A Computer works on a _______ number system
The nitrogen atom has 7 protons and 7 electrons,The nitride ion will have
Name the only US president who also served as the Chief Justice of the US Supreme Court.