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