NOCTI MECHATRONICS 3 TEST
QUESTIONS AND ANSWERS
The time for one complete cycle of a specific AC waveform is the duration of -
ANSWER
All digital multimeters can measure which three basic elements? - ANSWER
current, voltage, and resistance
If the voltage source provides 260 volts and the resistance is 5 ohms, then the
current is - ANSWER 52 Amps
In an AC circuit, when voltage is doubled and resistance remains the same, the
current - ANSWER is doubled
An oscilloscope displays in a waveform form: - ANSWER voltage versus time
The approximate peak-to-peak value of an alternating current signal that is
240V RMS is? - ANSWER 678.8 volts
If the resistors in the circuit shown below are of equal value, then the current
through R1 will be ________ current through R3.
file:///C:/Users/20gderr/Downloads/TY57UD9.png - ANSWER same as
What is the direction of electron flow between poles? - ANSWER negative to
positive
If four resistors of 1000 ohms each are placed in parallel and then connected to
a 100 V AC supply, what is the power dissipated by one resistor? - ANSWER
10 Watts
QUESTIONS AND ANSWERS
The time for one complete cycle of a specific AC waveform is the duration of -
ANSWER
All digital multimeters can measure which three basic elements? - ANSWER
current, voltage, and resistance
If the voltage source provides 260 volts and the resistance is 5 ohms, then the
current is - ANSWER 52 Amps
In an AC circuit, when voltage is doubled and resistance remains the same, the
current - ANSWER is doubled
An oscilloscope displays in a waveform form: - ANSWER voltage versus time
The approximate peak-to-peak value of an alternating current signal that is
240V RMS is? - ANSWER 678.8 volts
If the resistors in the circuit shown below are of equal value, then the current
through R1 will be ________ current through R3.
file:///C:/Users/20gderr/Downloads/TY57UD9.png - ANSWER same as
What is the direction of electron flow between poles? - ANSWER negative to
positive
If four resistors of 1000 ohms each are placed in parallel and then connected to
a 100 V AC supply, what is the power dissipated by one resistor? - ANSWER
10 Watts
