Super conductors are substances that –

Related MCQs

• Certain substances loose their electrical resistance completely at super low temperature. Such, substances are called.
• Which of the following are bad conductors of electricity?
• Metals are good conductors of electricity because –
• The metal used to make lightning conductors is –
• Metals are good conductors of electricity because -
• Good conductors have many loosely bound           .
• To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor –
• Why are covalent compounds poor conductors of electricity?
• Which one among the following substances evolved heat when dissolved in water?
• For which of the following substances, the resistance decreases with increase in temperature?