Questions

As per a report released by RBI in August 2017, approximately how much percent of the demonetised currency returned to the central Bank?

A Sonar of a ship sends sounds waves of speed 1600 m/s. These waves are reflected back by the ocean floor in 4 seconds. Find the depth (in m) of the ocean floor.

A bound collection of maps is called ___________.

Which gas contributes most to the Greenhouse effect?

Epidermal cells of which part of plant often secrete a waxy water resistant layer on their outer surface

Which of the following function is performed by the kidneys in the human body?

If price of an article decreases from Rs P1 to Rs 190, when quantity demanded increases from 5000 units to 5200 units, and if point elasticity of demand is -0.8 find P1?

Elements A, B and C occur as Dobereiners triads. If the atomic mass of A is 7 and that of C is 39, what will be the atomic mass of B?