TPC electricity and magnetism UPDATED
ACTUAL Exam Questions and CORRECT
Answers
If capacitors are connected in PARALLEL their combined capacities is ______________ the
sum of their individual capacities - CORRECT ANSWER - Equal to
POWER is measured in - CORRECT ANSWER - Watts
The COMBINED resistance of two 100 ohms resistors connected in a parallel would equal -
CORRECT ANSWER - 50 ohms
Ohms law can be MATHEMATICALLY expressed in which equation - CORRECT
ANSWER - E=I(R)
JIC symbol (rectangular figure) represents - CORRECT ANSWER - Rheostat
The 4th color band on a resistor is SILVER, the measured value of resistance is within________
of the marked value - CORRECT ANSWER - 10%
The CENTER section of a transistor is called the - CORRECT ANSWER - Base
An optoisolator recites a LOW voltage signal on LED side of the device and triggers a ________
voltage on the out-put - CORRECT ANSWER - Higher
If a GAP exists in an electric current, the circuit is said to be_______ - CORRECT
ANSWER - Open
a WATT is defined as a joule per ______ - CORRECT ANSWER - Second
, AMPERES is the standard unit of measurement for _________ - CORRECT ANSWER -
Electric current
In order to dissipate the HEAT of high current loads a resistor must be physically _________ -
CORRECT ANSWER - Large
If the POTENTIAL DIFFERENCE across a resistor decreases to zero, the current ___________
- CORRECT ANSWER - Decreases to Zero
a CATHODE has a _________ charge - CORRECT ANSWER - Negative
When trying to solve a SERIES-PARALLEL problem you should first________ - CORRECT
ANSWER - Divide the circuit into smaller parts
One COMPLETE cycle alternate current is generated by a ____________ rotation of a two pole
operation - CORRECT ANSWER - 360 degree
The POTENTIAL DIFFERENCE between two points is measured in ________ - CORRECT
ANSWER - Volts
If a circuit has two PARALLEL paths the larger fraction of the current follows the __________ -
CORRECT ANSWER - Path with the lower resistance
The higher resistance HEATING ELEMENT in an electric heater is usually made of __________
- CORRECT ANSWER - Nichrome Wire
Electricity is easier to understand if you think of VOLTAGE as electrical ____________ -
CORRECT ANSWER - Pressure
ACTUAL Exam Questions and CORRECT
Answers
If capacitors are connected in PARALLEL their combined capacities is ______________ the
sum of their individual capacities - CORRECT ANSWER - Equal to
POWER is measured in - CORRECT ANSWER - Watts
The COMBINED resistance of two 100 ohms resistors connected in a parallel would equal -
CORRECT ANSWER - 50 ohms
Ohms law can be MATHEMATICALLY expressed in which equation - CORRECT
ANSWER - E=I(R)
JIC symbol (rectangular figure) represents - CORRECT ANSWER - Rheostat
The 4th color band on a resistor is SILVER, the measured value of resistance is within________
of the marked value - CORRECT ANSWER - 10%
The CENTER section of a transistor is called the - CORRECT ANSWER - Base
An optoisolator recites a LOW voltage signal on LED side of the device and triggers a ________
voltage on the out-put - CORRECT ANSWER - Higher
If a GAP exists in an electric current, the circuit is said to be_______ - CORRECT
ANSWER - Open
a WATT is defined as a joule per ______ - CORRECT ANSWER - Second
, AMPERES is the standard unit of measurement for _________ - CORRECT ANSWER -
Electric current
In order to dissipate the HEAT of high current loads a resistor must be physically _________ -
CORRECT ANSWER - Large
If the POTENTIAL DIFFERENCE across a resistor decreases to zero, the current ___________
- CORRECT ANSWER - Decreases to Zero
a CATHODE has a _________ charge - CORRECT ANSWER - Negative
When trying to solve a SERIES-PARALLEL problem you should first________ - CORRECT
ANSWER - Divide the circuit into smaller parts
One COMPLETE cycle alternate current is generated by a ____________ rotation of a two pole
operation - CORRECT ANSWER - 360 degree
The POTENTIAL DIFFERENCE between two points is measured in ________ - CORRECT
ANSWER - Volts
If a circuit has two PARALLEL paths the larger fraction of the current follows the __________ -
CORRECT ANSWER - Path with the lower resistance
The higher resistance HEATING ELEMENT in an electric heater is usually made of __________
- CORRECT ANSWER - Nichrome Wire
Electricity is easier to understand if you think of VOLTAGE as electrical ____________ -
CORRECT ANSWER - Pressure
