Al-Huda Science Academy has designed Class 12 MCQs Physics Chapter 13 Current for board, MdCat and ECAT preparation. These MCQs help students to prepare for their entry test papers.

Chapter 13 Current includes topics:

Electricity Resistivity Conductivity Tolerance Rheostat Thermistor Electrical Power and Power Dissipation EMF Kirchhoff’s Rules Wheatstone Bridge Potentiometer MCQs Physics Chapter 13 Current

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#1. Unit for temperature coefficient is:#2. Kilo Watt Hour is the unit of:#4. When circuit is open (charging) then V=#5. Tolerance for no band is:

#6. Most of the thermistors have temperature coefficient:#8. Dimensionally emf is:#10. Potential Difference required to kill a man is:

#12. Black color band has resistance:#13. When the charge is in motion then there exists field:#14. Kirchhoff's second rule is based on:#15. Ell has Potential Difference of:

#16. When circuit is closed (discharging) then V=#17. Thermistor is a ______ resistor.#18. The unit for conductivity is:#19. Value of temperature coefficient (α) for carbon is:

#21. Principle of potentiometer is:#22. Tolerance for silver is:#24. Tolerance for gold is:#25. Kirchhoff's first rule is based on:

#27. Resistivity depends on:#28. The unit for conductivity is:#29. For Wheatstone Bridge R4 =#30. Resistance of semi-conductor increases by decreasing:

#31. For potentiometer ϵ1 =#32. The value of temperature coefficient (α) for Germanium is:#33. P=V x I is according to:#34. Substances whose resistance decreases with increase in temperature are:#35. A bar manganin wire is called:

#37. Resistance of conductor increases by increasing:

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