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