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Electromagnetic Field Theory
Fleming's right hand rule may be applied to an electric generator to find out the direction of
rotor rotation.
None of these
induced emf.
magnetic field.
rotor rotation.
None of these
induced emf.
magnetic field.
Answer
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Related Question
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?
20 mH.
5 mH.
10 mH.
0 mH.
20 mH.
5 mH.
10 mH.
0 mH.
Answer
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Electromagnetic Field Theory
MUF is depend upon
11 year sun spot cycle
Received frequency by receiver
Electron density of the ionospheric layer
Height of ionospheric layer
11 year sun spot cycle
Received frequency by receiver
Electron density of the ionospheric layer
Height of ionospheric layer
Answer
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Electromagnetic Field Theory
A sphere of 20 cm radius contains electrical charge of density 2/(r sinθ) c/m3. What is the total charge contained within the sphere?
0.
0.335/sinθ c.
0.335 C.
None of above.
0.
0.335/sinθ c.
0.335 C.
None of above.
Answer
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Electromagnetic Field Theory
In frec space E (z,t) = 103 sin(ωt - βz) uy v/m. What is the value of H (z,t)
(103/377) sin(ωt - β z)(-ux) A/m.
None of above.
(103/377) cos(ωt - β z)(-ux) A/m.
(103/377) sin(ωt - β z)(-uy) A/m.
(103/377) sin(ωt - β z)(-ux) A/m.
None of above.
(103/377) cos(ωt - β z)(-ux) A/m.
(103/377) sin(ωt - β z)(-uy) A/m.
Answer
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Electromagnetic Field Theory
Two spheres of radius r1 and r2 are connected by a conducting wire. Each of the spheres has been given a charge Q. Now
both of sphere will have same potential.
smaller sphere will have zero potential.
larger sphere will have smalled potential.
larger sphere will have greater potential.
both of sphere will have same potential.
smaller sphere will have zero potential.
larger sphere will have smalled potential.
larger sphere will have greater potential.
Answer
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