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Electric Circuits

Electric Circuits
Container of a lead acid battery

 any of above.
 celluloid.
 molded hard rubber.
 ceramics.

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Electric Circuits
A cube of material of side 1 cm has a resistance of 0.002 Ω between its opposite faces. If the same volume of the material has a length of 4 cm and a uniform cross - section, the resistance of this length will be

 0.016 Ω.
  0.128 Ω.
  0.032 Ω.
 0.064 Ω.

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Electric Circuits
1 F is theoretically equal to

 ratio of 1 C to 1 V
 none of these
 1 ohm of resistance
 ratio of 1 V to 1 C

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Electric Circuits
In direct arc furnace which of following is of high value?

 Current.
 Power factor.
 Voltage.
 All of above.

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Electric Circuits
Discrete values represent which type of signal

 Analog
 Digital
 Discretal
 Decimal

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Electric Circuits
Three capacitors each of capacity C are given. The resultant capacity (2/3) C can obtained by using them

 two in series and third in parallel across this combination.
 all in series.
 two in parallel and third in series with this combination.
 all in parallel.

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