If a ball is thrown up, which of the following does not change?
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A Sonar of a ship sends sounds waves of speed 1000 m/s. These waves are reflected back by the ocean floor in 2 seconds. Find the depth (in m) of theocean floor.
Resistance switching is normally employed in
Mahatma Gandhi was born in which year?
Which of the following was a major industry in the Mughal period?
Amir Khusro was a
An isosceles triangle ABC has sides AB = AC. If side BA is produced to D in such a manner that AC=AD. Then what will the measure of the angle BCD?
The percentage change of a number when it is first decreased by 10% and then increased by 10% is