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problem 1: describe the fundamental features of electricity at a fundamental level?

problem 2: What part of a cable are conductors and insulators?

problem 3: Describe, in terms of charged particles, why some objects are electrically attracted to each other, while the others repel each other?

problem 4: describe the flow of direct current?

problem 5: Describe the effect of resistance in circuits?

problem 6: Work out the voltage for the given arrangement of 1.5V cells?

1131_voltage.jpg

problem 7: Compute the unknown values in the given table:

1544_voltage-resistance-power.jpg

problem 8: Compute the combined resistance of three resistors connected in series with resistance of 20 ohm, 30 ohm and 40 ohm?

1228_resistance in series.jpg

problem 9: Compute the combined resistance of the resistors shown in this circuit:

409_combined resistance of resistors.jpg

problem 10: Compute the combined resistance of the resistors shown in this circuit:

1196_resistance of resistors.jpg

problem 11: Name two materials which are magnetic and two which are non-magnetic?

problem 12: describe the magnetic induction?

problem 13: Describe what is meant by “Magnetomotive” force?

problem 14: Illustrate the magnetic effects of current?

problem 15: Complete the diagram to show the direction of motion of the conductor:

1580_motion of conductor.jpg

problem 16: Describe how relay work?

problem 17: Describe how AC is generated?

problem 18: Complete the diagram to display the missing angles:

1130_sine wave.jpg

problem 19: Compute the unknown in the given table:

1040_peak current-RMS current.jpg

problem 20: Compute the unknown in the given table:

2161_peak voltage-RMS voltage.jpg

problem 21: A circuit has a voltage of 15V and a current of 2A. The phase angle is 45 degree. Compute the true power of the circuit?

problem 22: Compute the apparent power for the circuit in problem 21?

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M91790

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