A. low resistance wires
B. insulated soft iron wires
C. few turns of wires
D. high resistance wires

Correct Answer:

Option B – insulated soft iron wires

SEE ALSO  An object of volume 400cm³ and 2.5gcm‾³ is suspended from a spring balance with half its volume immersed in water. Determine the reading on the spring balance. (Density of water = 1gcm‾³)

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