state three ways in which the strength of magnetic field can be increased
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Teachers Of Physics Latest Questions
What is the role of commutators in a dc motor?
Differentiate between Zener breakdown and Avalanche breakdown as used in electronics.
What is the difference in applications of ;Fleming’s Right hand Rule and Fleming’s Left Hand Rule?
Why can a magnet be used as a compass?
State two defects of a simple cell and how it can be controlled
Explain the purpose of the capacitor in an electric bell
Between Voltage and current, what causes a shock?