Related Questions

Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire.
The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is
What is the answer to this question? The resistance of a few meters of wire conductor in closed electrical circuit is
Copper wire of certain length and resistance is drawn out to three times its length without change in volume, the new resistance of wire becomes
If B is the flux density, I the length of conductor and v the velocity of conductor, then induced e.m.f. is given by
A conductor of length L has current I passing through it, when it is placed parallel to a magnetic field. The force experienced by the conductor will be
The length of a rectangle is twice its breadth . If its length is decreased y 5 cm and breadth is increased by 5 cm , the area of the rectangle is increased by 75 sq. cm . Find the length of the rectangle.
The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances. This is the
একটি কণা t = 0 সময়ে স্থির অবস্থা থেকে যাত্রা শুরু করে। কণাটির ওপর প্রযুক্ত লব্ধি বল, সময় t এর সমানুপাতিক। কণাটির গতিশক্তি নিচের কোনটির সমানুপাতিক হবে? (A particle starts from rest at t = 0. The net force acting on the particle is proportional to time t. Its kinetic energy is proportional to which one of the following?)
The area of a squeare is three-fifths the area of a rectangle. the length of the rectangle is 25 cm and its breadth is 10 cm less than its length. What is the perimeter of the square?