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.Management Sciences
A. Induced current
B. Eddy current
C. Back emf
D. None of the above
Related Mcqs:
- The law that the induced e.m.f. and current always oppose the cause producing them is due to____________?
- A. Faraday B. Lenz C. Newton D. Coulomb...
- A coil with negligible resistance has 50V across it with 10 mA. The inductive reactance is_____________?
- A. 50 ohms B. 500 ohms C. 1000 ohms D. 5000 ohms...
- Which circuit element(s) will oppose the change in circuit current ?
- A. Resistance only B. Inductance only C. Capacitance only D. Inductance and capacitance...
- Magnetic compass needle will be deflecting if it is kept near________________?
- A. Static charge B. Soft iron C. Semi-conductor D. Accelerating charge...
- The self-inductance of a solenoid is increased when a soft iron core is inserted into it. This is because the soft iron core_______________?
- A. Decreases the resistance of the solenoid B. Reduces the effect of eddy current C. Improves the flux linkage between the turns of the coil D. Increases the mutual inductance between the solenoid and the core...
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