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Electromagnetic Field Theory
The right hand rule for determining the direction of the induced EMF was introduced by
Maxwell
Fleming
Lenz
Faraday
Maxwell
Fleming
Lenz
Faraday
Answer
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Related Question
Electromagnetic Field Theory
A wire 1 m long carries a current of 5A and is at an angle of 30o with B = 1.5 wb/m2. Magnitude of force is
5 N.
2.5 N.
3.75 N.
2 N.
5 N.
2.5 N.
3.75 N.
2 N.
Answer
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Electromagnetic Field Theory
Electric field inside a hollow metallic charged sphere is
increasing towards centre.
zero.
none of above.
decreasing towards centre.
increasing towards centre.
zero.
none of above.
decreasing towards centre.
Answer
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Electromagnetic Field Theory
A voltage waveform V(t) = 12t2 is applied across a 1H inductor for t = 0, with initial current through it being zero. The current through the inductor for t = 0 is given by
12t3.
12t.
24t.
4t3.
12t3.
12t.
24t.
4t3.
Answer
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Electromagnetic Field Theory
The coils having self inductance of 10 mH and 15 mH have an effective inductance of 40 mH, when connected in series aiding. What will be the equivalent inductance if we connect then in series opposing?
10 mH.
20 mH.
0 mH.
5 mH.
10 mH.
20 mH.
0 mH.
5 mH.
Answer
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Electromagnetic Field Theory
An electric field of 1.92 × 103 N/C is maintained across two plates separated by 0.015 m. Potential difference across plates will be
28.8 V.
14.40 V.
2.88 V.
1.4 V.
28.8 V.
14.40 V.
2.88 V.
1.4 V.
Answer
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