Computer Programming MCQs — Test 60
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Question 1
A coil induces 350 mV when the current changes at the rate of 1 A/s. The value of inductance is___________?
Question 2
Current changing from 8 A to 12 A in one second induced 20 volts in a coil. The value of inductance is___________?
Question 3
The co-efficient of coupling between two air core coils depends on____________?
Question 4
A crack in the magnetic path of an inductor will result in________________?
Question 5
A coil is wound on iron core which carries current I. The self-induced voltage in the coil is not affected by________________?
Question 6
Which circuit element(s) will oppose the change in circuit current ?
Question 7
The self-inductance of the coil may be defined as equal to the e.m.f. induced in volts when the current in the circuit changes at the rate of unit Weber turns
Question 8
Reversing the field or the current will reverse the force on the conductor
Question 9
The polarity of the induced voltage can be determined by using the left-hand generator rule
Question 10
The ignited or auxiliary anode in mercury arc rectifier is made of____________?