NOCTI MECHATRONICS 3 EXAM
- FUNDAMENTALS OF
ELECTRICITY
Resistance opposes the flow of what? - ANSWERS-electrons
If four 1000 ohm resistors are in parallel, what is their total
resistance? - ANSWERS-250 ohms
If a 500 ohm resistor has 1.5 mA flowing through it, how much
voltage is across the resistor? - ANSWERS-0.75 Volts
Every digital multimeter can measure three basic thing- current,
voltage, and __________. - ANSWERS-resistance
The rate at which energy is consumed in a circuit is called -
ANSWERS-
In the DC circuit below, if R5 burns open, the total current does what?
https://documents.lucidchart.com/documents/54e9a524-163c-443e-
b6fd-
73d9afc33682/pages/0_0?a=316&x=165&y=188&w=561&h=264&st
ore=1&accept=image%2F*&auth=LCA%2018cc620bc17608573a34
3eb9580f790b36f73125-ts%3D1488845396 - ANSWERS-
, If four 100 ohm resistors are placed in series and then connected to a
40 V DC power supply, what is the power dissipated by one of the
resistors? - ANSWERS-
What resistance must Rs be for 1 amp to be supplied by the power
supply?
https://documents.lucidchart.com/documents/29a8411a-1779-4f41-
b3db-
5af4505ec22a/pages/0_0?a=1179&x=265&y=966&w=770&h=308&s
tore=1&accept=image%2F*&auth=LCA%20dcbb74f11d6baddc45b9
82bcafd3cef6e636ab0d-ts%3D1486675344 - ANSWERS-25 ohms
For an electrolytic capacitor, the negative lead connects to? -
ANSWERS-
Is it true that polarity must be observed when installing an electrolytic
capacitor in a circuit - ANSWERS-yes
The period of a given AC waveform is the time for one: - ANSWERS-
full cycle
Every digital multimeter can measure which three basic elements? -
ANSWERS-current, voltage, and resistance
If the voltage source supplies 260 volts and the resistance measures 5
ohms, the current is - ANSWERS-52 Amps
- FUNDAMENTALS OF
ELECTRICITY
Resistance opposes the flow of what? - ANSWERS-electrons
If four 1000 ohm resistors are in parallel, what is their total
resistance? - ANSWERS-250 ohms
If a 500 ohm resistor has 1.5 mA flowing through it, how much
voltage is across the resistor? - ANSWERS-0.75 Volts
Every digital multimeter can measure three basic thing- current,
voltage, and __________. - ANSWERS-resistance
The rate at which energy is consumed in a circuit is called -
ANSWERS-
In the DC circuit below, if R5 burns open, the total current does what?
https://documents.lucidchart.com/documents/54e9a524-163c-443e-
b6fd-
73d9afc33682/pages/0_0?a=316&x=165&y=188&w=561&h=264&st
ore=1&accept=image%2F*&auth=LCA%2018cc620bc17608573a34
3eb9580f790b36f73125-ts%3D1488845396 - ANSWERS-
, If four 100 ohm resistors are placed in series and then connected to a
40 V DC power supply, what is the power dissipated by one of the
resistors? - ANSWERS-
What resistance must Rs be for 1 amp to be supplied by the power
supply?
https://documents.lucidchart.com/documents/29a8411a-1779-4f41-
b3db-
5af4505ec22a/pages/0_0?a=1179&x=265&y=966&w=770&h=308&s
tore=1&accept=image%2F*&auth=LCA%20dcbb74f11d6baddc45b9
82bcafd3cef6e636ab0d-ts%3D1486675344 - ANSWERS-25 ohms
For an electrolytic capacitor, the negative lead connects to? -
ANSWERS-
Is it true that polarity must be observed when installing an electrolytic
capacitor in a circuit - ANSWERS-yes
The period of a given AC waveform is the time for one: - ANSWERS-
full cycle
Every digital multimeter can measure which three basic elements? -
ANSWERS-current, voltage, and resistance
If the voltage source supplies 260 volts and the resistance measures 5
ohms, the current is - ANSWERS-52 Amps
