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