A force of 20 N displaces an object through 2 m and does a work of 20 J. The angle between the force and displacement is
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The price of a chair is Rs. 500. It has been sold at two succesive discounts of 10% each. What is its selling price?
Two circles of same radius intersect each other at P and Q. If the length of the common chord is 30 cm and distance between the centres of the two circlesis 40 cm, then what is the radius (in cm) of the circles?
Mahabharata war lasted for ____ days.
Who was the first Indian Badminton player to win the men's singles title at the All England Championship in 1980?
The percentage of carbon in CO2 is
Where is Major Dhyan Chand National Stadium located?
A 'Market Economy' is one which