3rd Q Exam Review Question Preview (ID: 41578)


Electricity. TEACHERS: click here for quick copy question ID numbers.

Find the current passing through a 60.0W lightbulb when 120V is required to operate it
a) 2.0A
b) 7200A
c) 0.50A
d) 60A

If a heater generates 325W of power when a 6.0A current goes through it, what is the resistance? (2part problem)
a) 88ohms
b) 54ohms
c) 9.0ohms
d) 4.5ohms

If a heater generates 275W of power when a 6.0A current goes through it, what is the resistance?
a) 7.6ohms
b) 46ohms
c) 0.022ohms
d) 1650ohms

Several bulbs are wired so that there is a single path for the flow of current. What type of circuit is this?
a) A series circuit
b) a parallel circuit
c) a short circuit
d) an open circuit

several bulbs are wired so that there are multiple paths for the flow of electric current. What type of circuit is this?
a) series circuit
b) an open circuit
c) a short circuit
d) parallel circuit

Objects become charged from the transfer of
a) protons
b) neutrons
c) electrons
d) they don't become charged

The rate at which charges move through the wire is described as
a) resistance
b) current
c) power
d) voltage

The potential difference. What 'pushes' charges through a circuit
a) voltage
b) current
c) resistance
d) power

when electrical current is slowed down as it travels through the wire
a) voltage
b) current
c) resistance
d) power

Electric force and gravitational force are similar because
a) they both require mass
b) they both require charge
c) they are field forces
d) objects have to touch for it to be present

The energy provided by the battery for the circuit is a result of
a) a magnetic field the battery makes inside of it
b) the gravitational field created in the battery
c) a chemical reaction
d) a permanent magnet inducing current in the battery

A current that changes direction regularly is called
a) Direct current (DC)
b) rapid current (RC)
c) changing current (CC)
d) alternating current (AC)

current that flows in one direction
a) Direct current (DC)
b) rapid current (RC)
c) changing current (CC)
d) alternating current (AC)

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