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Electric Circuits

Electric Circuits
From the given figure find the R3

 25 mega ohm
 25 ohm
 25 mili ohm
 25 kilo ohm

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Electric Circuits
In an AC circuit, containing pure inductance, the voltage applied is 120 V, 50 Hz while the current is 10 A. Find the value of inductance.

 38 mH.
 30 mH.
 35 mH.
 34 mH.

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Electric Circuits
In RC series circuit R = 2Ω, C = 2μF and 10V dc is applied. Then what is the value of current?

 2A
 10A
 0A
 5A

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Electric Circuits
Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance?

 None of these.
 0.049 H.
 0.058 H.
 0.029.

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Electric Circuits
The unit of electric displacement vector is

 C - m.
 C/m.
 C/m2.
 Ampere-m.

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Electric Circuits
Mica capacitor are characterised by all of following except

 low leakage reactance.
 accurate value.
 stable operation.
 low losses.

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