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TPC electricity and magnetism review Test | Questions and Answers Verified 100% Correct
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TPC electricity and magnetism review Test | Questions and Answers Verified 100% Correct
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TPC electricity and magnetism review Test |Questions and Answers Verified 100% Correct
Electricity and Magnetism - ✔✔All modern electrical equipment is based on a understanding
of the RELATIONSHIP between____________
Attract - ✔✔Two UNLIKE magnetic poles _____________ each other
Repel - ✔✔two objects that have the SAME electrical charges {(+),(+)} will ____________
each other
Divide a potential difference into two parts - ✔✔The purpose of a POTENTIOMETER is to
___________
Current Capacity - ✔✔Identical cells in PARALLEL provides more __________ than a single
cell
Coulomb per second - ✔✔One AMPERE is equal to
Explode, throw acid, and produce flammable gases - ✔✔You must be careful when
recharging LEAD-ACID batteries because they can
Peak Rectified Current - ✔✔The maximum current that a SEMICONDUCTOR DIODE can
conduct for part of a cycle is called
Short Circuit - ✔✔When a current can AVOID flowing through part of a circuit by tapping a
parallel, low resistance path a ________ occurs
, Potentiometer; Rheostats - ✔✔Variable resistor in the range of 1/5 to 2 watts are
called___________ while those in the range of 5 to 1000 watts of __________
Base, Emitter, and Collector - ✔✔Three parts of a TRANSMITTER is
Therocouple - ✔✔Device for producing a potential difference consists of two different
metals WELDED together
Peak Inverse Voltage - ✔✔the maximum potential difference that can be applied across a
diode in the REVERSE direction without destroying it
Anode - ✔✔in the vacuum tube, the _______ is a metal plate with a POSITIVE charge
Shunt - ✔✔The purpose of a ______ in an ammeter is to carry current AROUND the meter
movement
HEAT - ✔✔a THERMocouple is an example of a device that uses ______ to generate
electricity
Conductors - ✔✔HAS many free electors
Insulators - ✔✔DO NOT have free electrons and serves as a protective barrier
Decrease - ✔✔Increase in the cross sectional area to ________ the resistance
Negative to Positive - ✔✔The FLOW of electrons is from
Inductors - ✔✔Acts similar to resistors, also it doesn't like change
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