The resistance of a conductor is inversely proportional to its -

Related MCQs

• Which of the following is a good conductor of heat but a bad conductor of electricity?
• Which of the following is a good conductor of heat but bad conductor of electricity?
• The magnitude of current flowing between two end points of a conductor is proportional to the potential difference between them and is called as:
• If a wire of resistance R is melted and recast to half of its length, then the new resistance of the wire will be -
• The device which transfer the signal from low resistance region to high resistance region is –
• A wire of resistance R is cut into ‘n’ equal parts. These parts are then connected in parallel. The equivalent resistance of the combination will be –
• If a copper wire is increased to double its length, its resistance will become –
• An object covers distance which is directly proportional to the square of the time. Its acceleration is –
• Good conductor of electricity is –
• Pure water is bad conductor of electricity because it is –