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Electric Circuits

Electric Circuits
Which metal is deposited for electro forming?

  Chromium.
  Silver.
  Iron.
  Nickel.

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Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 5 V.
 1.5 V.
 15 V.
 3 V.

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Electric Circuits
What is a resistor?

 Inductor
 Hello
 Capacitor
 Test

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Electric Circuits
When a lossy capacitor with a dielectric of permittivity ε and conductivity σ operates at a frequency ω the loss tangent for the capacitor is given by

  σ/ω ε.
 σ ω ε.
 ω σ/ε.
 ω ε/σ.

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Electric Circuits
Three parallel resistive branches are connected across a DC supply. The ratio of the branch resistances are given as R1:R2:R3 :: 2:4:6. The ratio of the branch currents is

 6:3:2.
 2:3:6.
 6:4:2.
 2:4:6.

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Electric Circuits
How many 200W / 220V bulbs connected in series across 220V supply will consume 100W?

 1.
 4.
 2.
 Not possible.

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