Fundamentals of Electricity

Multiple Choice

SI unit of current is _____

• Volt

• Ampere

• Coulomb

• Watt

Multiple Choice

The instrument used to measure current

• Voltmeter

• Ammeter

• Galvanometer

• Watt-meter

Multiple Choice

SI unit of potential difference is _____

• Volt

• Ampere

• Ohm

• Tesla

Multiple Choice

How is a voltmeter connected in the circuit to measure the potential difference between two points

• Series 

• Open Circuit 

• Parallel 

• Closed Circuit

Multiple Choice

The potential difference that causes charges to move in a circuit is ___.

• voltage
• resistance
• current
• electric discharge

Multiple Choice

An example of a voltage source is a _____.

• voltmeter
• battery
• resistance
• switch

Multiple Choice

Electrical resistance is low in a good conductor.

• true
• false

Multiple Choice

As the resistance in a circuit increases, the electric current __________.

• increases
• decreases
• stays the same

Multiple Choice

What is the unit for resistance?

• Volts
• Amperes
• Ohms

Multiple Choice

Electricity is the flow of _________.

• protons
• neutrons
• electrons

Multiple Choice

The electrons in the outermost shell of an atom are called _________ electrons.

• bond

• free

• valence

• innermost

Multiple Choice

It a kind of material that offers very little resistance to current.

• Siicon

• Insulator

• Semiconductor

• Conductor

Multiple Choice

Nucleus of atoms contains both _______ and _______.

• Protons and Electrons

• Protons and Neutrons

• Electrons and Neutrons

• Neutrons and Ions

Multiple Choice

What is voltage?

• Electrical pressure, electromotive force, or electrical potential.

• Eddy force.

• The last living Marvel character.

• A unit of power measurement.

Multiple Choice

An instrument which measures current is known as

• voltmeter

• Ammeter

• galvanometer

• rheostat

Multiple Choice

An example of semiconductor

• Gold

• Aluminum

• Copper

• Germanium

Multiple Choice

Poor conductor of electricity is

• water

• copper

• aluminium

• silver

Multiple Choice

What's this symbol mean?

• ammeter

• voltmeter

• cell

• battery

Multiple Choice

What's this symbol mean?

• ammeter

• voltmeter

• cell

• battery

Multiple Choice

What's this symbol mean?

• ammeter

• voltmeter

• cell

• battery

Multiple Choice

What's this symbol mean?

• ammeter

• voltmeter

• cell

• battery

Multiple Choice

What's this symbol mean?

• resistor

• bulb

• open switch

• closed switch

Multiple Choice

What's this symbol mean?

• resistor

• bulb

• open switch

• closed switch

Multiple Choice

What's this symbol mean?

• resistor

• bulb

• open switch

• closed switch

Multiple Choice

What's this symbol mean?

• resistor

• bulb

• open switch

• closed switch

Multiple Choice

What kind of circuit is this?

• series circuit

• parallel circuit

• super circuit