Electrical Circuit Theory

1. SI unit of capacitance ?

• Farad

• voltage

• ampere

• henry

ohm's law

• V=IZ

• V= IR

• 1/2 CV

• G= 1/R

What is the voltage of a circuit with 4 ohms of resistance and 3 amps of current?

• 12V

• 1.3V

• 10V

• 6/3V

What is the equivalent resistance (a.k.a total resistance) of the three resistors shown?

• 2.0 Ω

• 0.33 Ω

• 3 Ω

• 33 Ω

This picture shows as 24V battery connected to an 8.0 Ω resistor. How much current run through the circuit?

• 192 A

• 2.0 A

• 4.0 A

• 3.0 A

The voltage drop across the parallel resistors shown in the figure is?

• 17.3 volts
• 20.7 volts
• 62.1 volts
• 100 volts

Which of the following component is used to make and break a circuit?

• Switch

• Wire

• Bulb

• All of the above

Which of the formula defines KCL where i1, i2 are incoming currents and i3,i4 are outgoing currents from a node in a circuit?

• i4-i1=i2+i3

• i1-i2=i3-i4

• i1+i2=i3+i4

• i4-i1=i2+i3

According to Kirchhoff's current law, the current in a parallel circuit is equal to?

• The total voltage drop

• The sum of the currents in each branch

• Zero

• The applied voltage

What is a system of conductors and components forming a complete path for an electric current?

• Current

• Resistor

• Battery

• Circuit