Questions

Velocity of a car does not depend on

Find the resistance (in mega Ω) of a wire of length 10 m, cross sectional area 1 cm2 and made of a material of resistivity 100 Ωm.

Which of the following does NOT contribute to sparkling of diamonds?

What is the heat generated (in J) in a heating element of resistance 800 Ω when a current of 0.2 A passes through it for 40 seconds?

In November 2017, Indian Government approved setting up of ‘Pradhan Mantri Mahila Shakti Kendras’. These will be set up in how many most backward districts of the country?

____ enacted during an emergency imposed by Mrs. Indhira Gandhi, is also known as mini constitution because of important & large number of changes made to it.

Scientists of which institute have found a way to induce points to give off dim light to plants by embedding luciferase enzyme?

Match the characteristics with their market structure:
(a) Firm has control over quantity of output but it must take into account reactions of competitors.
b) Firm will tend to set output so that it earns maximum profits.