The 'a.c. resistance' is of a conductor is __________ than its d.c. resistance, due to a property called __________
A) slightly lower, reactance
B) slightly lower, 'skin effect'
C) slightly higher, reactance
D) slightly higher, 'skin effect'
Correct Answer:
Verified
Q2: The resistance of a conductor will increase
Q3: Doubling the diameter of a circular conductor
Q4: A material's resistivity varies with
A) its length
B)
Q5: The SI unit for resistivity is the
A)
Q6: Halving the current through a conductor will
A)
Q7: Increasing the temperature of a pure metal
Q8: Increasing the temperature of most insulating materials
Q9: The 'ohm' is defined in terms of
Q10: The insulation resistance for a length of
Q12: A.C. resisitance' is caused by a conductor's
A)
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