Quiz 1

What is the unit used for voltage?

• Ampere

• Ohm

• Volt

• Meter

Conventionally, current is described as flowing from the ................ terminal of a battery to the ................ terminal.

• Negative.....negative

• Negative....positive

• Positive......negative

• Positive....positive

If the current through a circuit is 2 A and the resistance of a light bulb in the circuit is 10 Ohms, what is the voltage difference across the light bulb?

• 5 V
• 12 V
• 0.2 V
• 20 V

What is the current in a circuit with 6 ohms of resistance and a battery containing 24 Volts?

• 1/4 A

• 144 A

• 4 A

• 0.4 A

What is Resistance?

• The flow of electrons
• Electric potential difference
• A battery
• The ability to reduce the flow of electrons

What is this symbol?

• resistor
• switch
• battery
• bulb

Kirchhoff's current law is applicable to only

• Junction in a network

• Closed loops in a network

• Electric circuits

• Electronic circuits

Two 10 Ω resistors are connected in parallel, their equivalent resistance is

• 5 Ω

• 10 Ω

• 15 Ω

• 0.5 Ω

In superposition theorem, when we consider the effect of one voltage source, all the other voltage sources are

• Shorted

• Opened

• Removed

• Undisturbed

What is the total resistance in the circuit?

• 10 ohms

• 6 ohms

• 4 ohms

• 2.4 ohms