Al-Huda Science Academy has designed Class 12 MCQs Physics Chapter 14 Electromagnetism for board, MdCat and ECAT preparation. These MCQs help students to prepare for their entry test papers.
Chapter 14 Electromagnetism includes topics:
- Electromagnetism
- Force on a current carrying coil in magnetic field
- Magnetic Flux and Magnetic Density
- Ampere’s law
- Determination of flux density
- Force on a moving charge in a magnetic field
- Lorentz Force
- Determination of e/m
- CRO – Cathode Ray Oscilloscope
- Torque on a current carrying coil
MCQs Physics Chapter 14 Electromagnetism
Results
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#1. Electromagnetism deals with:
#2. magnetic behavior of current was discoved by:
#6. Torque on current carrying coil is:
#7. In electromagnetism, electric and magnetic field are _____ to each other.
#10. Magnetic force is perpendicular to a plane containing _____.
#13. Force on moving positive charge in magnetic field is:
#14. In CRO, grid controls _____ of screen.
#15. The value of μo is _____.
#16. Magnetic flux density through solenoid B =
#17. Magnetic Flux is a _____ quantity.
#18. Lorentz force is the sum of magnetic force and _____.
#20. Horizontally aligned plates in CRO are called _____.
#21. Force on moving negative charge in magnetic field is:
#22. The _____ is provided to Y-plates from external source in CRO.
#24. The force on a moving charge is due to:
#26. Magnetic force provide _____ work.
#27. Force is minimum when angle between v and B is ______.
#28. In CRO, _____ is used to heat the cathode.
#29. Flux is maximum when surface is _____ to B.
#30. Mass of electron is:
#31. Magnetic flux density through current carrying wire B =
#33. Magnetic force is _____ force.
#34. Direction of force on a current carrying conductor in uniform magnetic field is along the palm of _____.
#36. _____ are used to accelerate electrons.
#37. In CRO, thermionic emission occurs at:
#38. Force is maximum when angle between v and B is ______.
#39. Flux is minimum when surface is _____ to B.
