Question
By which year did the Indian Railways set a target of
becoming a net-zero carbon emitter?Solution
The Indian Railways has set a target of becoming a net-zero carbon emitter by 2030 and is committed to taking steps for energy conservation, Railway Minister Ashwini Vaishnaw informed the Lok Sabha in a written reply.
Which of the following is a nonrenewable source of energy? Â
What is the main difference between alternating current (AC) and direct current (DC)? Â
Hyperrnetropia or longsight can be corrected by using :
A car accelerates from 20 m/s to 40 m/s in 10 seconds. What is its acceleration?
A negative test charge is released in a non-uniform electric field. It moves towards a region of:
The unit of measurement of noise is –
A cube of side a encloses a point charge q at its center. What is the electric flux through one of its faces?
What is the momentum of a 2 kg object moving at 3 m/s? Â
An object moves towards a convex lens of focal length 20 cm with a velocity of 5 cm/s. When the object is at 30 cm from the lens, find the rate at which...
Boyle’s Law is applicable to gases under which conditions?
