Worksheets(Unit #2) Delmar's Standard Textbook of Electricity: Quiz
Total questions: 23
Worksheet time: 2hrs 55mins
A grounding conductor helps prevent a shock hazard in the event that an ungrounded, or hot, conductor comes in contact with the case or frame of an appliance.
True
False
During normal operation of a typical 120-volt appliance circuit, current flows through the hot, grounding, and neutral conductors.
True
False
The grounding prong of a plug should never be cut off or bypassed.
True
False
Voltage flows through an electric circuit like water flows through a pipe.
True
False
What law states that the force of electrostatic attraction or repulsion is directly proportional to the product of the two charges and inversely proportional to the square of the distance between them?
Volt's Law
Ohm's Law
Ampere's Law
Coulomb's Law
One coulomb per second is equal to one?
Ampere
Volt
Ohm
Watt
The velocity of AC through a conductor is (greater than / less than) the speed of light.
(a)
A complete circuit is often referred to as a(n)?
Shorted Circuit
Closed Circuit
Grounded Circuit
Open Circuit
If a circuit is open, current (will / will not) flow.
(a)
What type of circuit generally occurs when the conductors leading from and back to the power source become connected?
Grounded Circuit
Open Circuit
Short Circuit
Closed Circuit
The neutral conductor is also referred to as the?
Grounded Conductor
Safety Conductor
Hot Conductor
Short Conductor
What is another term for electromotive force (EMF)?
Wattage
Ohmage
Amperage
Voltage
The amount of potential necessary to cause one coulomb to produce one joule of work is a(n)?
Volt
Ampere
Ohm
Watt
The unit of resistance to current flow is the?
Watt
Volt
Ampere
Ohm
What causes a wire to become warm when current flows through it?
Voltage
Resistance
Divergence
Amperage
The amount of electrical power being used in a circuit is measured in?
Volts
Amperes
Ohms
Watts
Approximately how many horsepower is an electrical device listed as 3,000 watts?
6 HP
4 HP
41 HP
61 HP
The statement, “In a DC circuit, the current is directly proportional to voltage and inversely proportional to resistance,” is know as?
Ohm's Law
Volt's Law
Coulomb's Law
Ampere's Law
An electrical circuit has a voltage of 50 V and a resistance of 5 Ω. What is the value of current?
55 A
45 A
250 A
10 A
An electric motor is running on 120 V. The current is measured to be 2 A. How many ohms of resistance is the motor?
60 Ω
122 Ω
118 Ω
240 Ω
An electric circuit has a resistance of 20 Ω. The current is measured to be 6 A. How many volts are applied to the circuit?
26 V
120 V
331 V
14 V
A toaster is listed as 1560 W. When it is plugged into a 120 V circuit and starts to make toast, how many amperes will it draw?
187,200 A
1,680 A
13 A
1,440 A
What standard prefix in engineering notation indicates multiplication by 1,000,000,000?
Mega (M)
Giga (G)
Kilo (K)
Tera (T)
