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Electric Circuits

Electric Circuits
In the network shown, what is the current I in the direction shown?

 1 / 3 A.
 4 A.
 0 A.
 5 / 6 A.

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Electric Circuits
Which of the following is not equivalent to watts?

 Ampere2 – Ohm.
 Ampere-volts.
 Amperes/volt.
 Joules per second.

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Electric Circuits
When the internal resistance of a cell is large compared to the external resistance in the circuit then high current can flow through the external resistance by grouping the cells

 mixed.
 as in series.
 in either series or parallel.
 in parallel.

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Electric Circuits
Two resistances R1 and R2 give combined resistances 4.5 Ω and 1 Ω when they are connected in series and parallel respectively. What would be the values of these resistances?

 3 Ω and 9 Ω.
 6 Ω and 9 Ω.
  3 Ω and 6 Ω.
  1.5 Ω and 3 Ω.

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Electric Circuits
A constant current source supplies a electric current of 300 mA to a load of 1 KΩ. When the load changed to 100 Ω, the load current will be

 3 A.
 300 mA.
 100 mA.
 30 mA.

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Electric Circuits
In RLC series circuit if the Q factor is 1, then the damping of the system is

 Over damping
 Under damping
 Undamping
 Critical damping

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MORE MCQ ON Electric Circuits

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