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. A bar manganin wire is called:
#2. The unit for conductivity is:
#5. For Wheatstone Bridge R4 =
#6. Thermistor is a ______ resistor.
#7. Tolerance for silver is:
#8. Substances whose resistance decreases with increase in temperature are:
#9. P=V x I is according to:
#10. Resistance of semi-conductor increases by decreasing:
#11. Ell has Potential Difference of:
#12. Unit for temperature coefficient is:
#13. Tolerance for gold is:
#15. For potentiometer ϵ1 =
#17. The unit for conductivity is:
#19. Dimensionally emf is:
#20. The value of temperature coefficient (α) for Germanium is:
#21. Principle of potentiometer is:
#22. Potential Difference required to kill a man is:
#23. Most of the thermistors have temperature coefficient:
#24. Resistance of conductor increases by increasing:
#25. When circuit is open (charging) then V=
#26. Kirchhoff’s second rule is based on:
#27. Kirchhoff’s first rule is based on:
#28. Kilo Watt Hour is the unit of:
#29. When the charge is in motion then there exists field:
#31. Tolerance for no band is:
#34. Resistivity depends on:
#35. When circuit is closed (discharging) then V=
#36. Black color band has resistance:
#37. Value of temperature coefficient (α) for carbon is: