Temperature Coefficient of Resistance MCQ

Test your knowledge with important Temperature Coefficient of Resistance MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Temperature Coefficient of Resistance MCQs at Bissoy

• Materials having resistance almost equal to zero is _______
  ক

  Semi-conductor

  খ

  Conductor

  গ

  Superconductors

  ঘ

  Insulators
• The rise or fall in resistance with the rise in temperature depends on ________
  ক

  The property of the conductor material

  খ

  The current in the metal

  গ

  Property of material as well current in that material

  ঘ

  Does not depend on any factor
• The temperature of a coil cannot be measured by which of the following methods?
  ক

  Thermometer

  খ

  Increase in resistance of the coil

  গ

  Thermo-junctions embedded in the coil

  ঘ

  Calorimeter
• A copper coil has a resistance of 200 ohms when its mean temperature is 0 degree centigrade. Calculate the resistance of the coil when its mean temperature is 80 degree centigrade. Temperature coefficient of copper is 0.004041 centigrade-1
  ক

  264.65 ohm

  খ

  264.65 kilo-ohm

  গ

  286.65 ohm

  ঘ

  286.65 kilo-ohm
• What is the unit of temperature coefficient?
  ক

  ohm/centigrade

  খ

  ohm-centigrade

  গ

  centigrade-1

  ঘ

  centigrade
• Which of the following statements are true about insulators?
  ক

  Insulators have a positive temperature coefficient

  খ

  Insulators have a negative temperature coefficient

  গ

  Insulators have zero temperature coefficient

  ঘ

  Insulators have infinite temperature coefficient
• Which of the following statements are true about metals?
  ক

  Metals have a positive temperature coefficient

  খ

  Metals have a negative temperature coefficient

  গ

  Metals have zero temperature coefficient

  ঘ

  Metals have infinite temperature coefficient
• The resistance of insulators __________
  ক

  Increases with an increase in temperature

  খ

  Decreases with an increase in temperature

  গ

  Remains the same with an increase in temperature

  ঘ

  Becomes zero with an increase in temperature
• The resistance of pure metals ___________
  ক

  Increases with an increase in temperature

  খ

  Decreases with an increase in temperature

  গ

  Remains the same with an increase in temperature

  ঘ

  Becomes zero with an increase in temperature