Why are the tyres of aircrafts made of conducting rubber? 1. So that the charge accumulated on the aircraft in flight, by rubbing the air, can easily be transferred to ground on landing. 2. So that the charge accumulated due to the operation of various electronic equipments in the aircraft in flight can easily be transferred to ground on landing.

Which one of the following is the most appropriate reason for aircraft being equipped with conducting tyres ?

Given below are two statements, in which one is labelled as Assertion (A) and the other as Reason (R): Assertion (A) : A person travelling in a car with closed glass windows and doors is safe from th…

An incandescent electric bulb converts 20% of its power consumption into light, and the remaining power is dissipated as heat. The bulb's filament has a resistance of 200 Ω and 2 A current flows thro…

The rule that determines the direction of a magnetic field produced around a straight conductor carrying current is :

What is the difference between a CFL and an LED lamp ? 1. To produce light, a CFL uses mercury vapour and phosphor while an LED lamp uses semi-conductor material. 2. The average life span of a CFL is…