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The first goal(s) to accomplish in analyzing a complex series–parallel circuit is to
solve for the total current and resistance
equate all series components
equate all parallel components
solve for all the voltage drops
If the load in the given circuit is 120 k , what is the loaded output voltage
4.21 V
16 V
19.67 V
15.79 V
A Thevenin equivalent circuit contains _____
a voltage source in series with a resistance
many voltage sources
a current source in series with a resistance
resistors in a series-parallel configuration
In the given circuit, the voltage at point A equals ______
–10 V
+1 V
+9 V
+10 V
The loading effect of a voltmeter can be ignored if ____
the measured voltage is very low
the meter's resistance is at least 10 times less than the resistance across which it is connected
the measured voltage is very high
If a Wheatstone bridge is balanced, a voltmeter in the center of the bridge will read
half the source voltage
zero volts
twice the source voltage
the same as the source voltage
What is the voltage to the load
12.4 V
15.4 V
11.4 V
13.4 V
What determines if resistor connections are in series, parallel, or series–parallel
current flow
resistance
the power source
the voltage source
In the given circuit, the total resistance (RT) between points A and B equals _____
1,010
10
900
100
A Wheatstone bridge can be used to determine an unknown
resistance
Current
Voltage
Power
With 21 V applied, if R1 = 5 ohms, R2 = 35 ohms, and R3 = 14 ohms, what is the current of R2 if R1 is series connected with parallel circuit R2 and R3
800 mA
400 mA
600 mA
200 mA
What theorem replaces a complex network with an equivalent circuit containing a source voltage and a series resistance
Norton
Multinetwork
superposition
Thevenin
If a Wheatstone bridge is balanced, its output voltage is ____
very high
dependent on the unknown resistor value
equal to 0 V
the same as its input voltage
___ is often used to analyze multiple-source circuits
Thevenin's theorem
Ohm's law
superposition
Kirchhoff's Law
When placed into a circuit, how are electronic components usually connected
in series
positive terminal to positive terminal
in parallel
as a combination of series and parallel
When a load is connected to a voltage divider, the total resistance of the circuit will
double
Remain the same
Decrease
Increase
When a load is connected to a voltage divider, the total resistance of the circuit will ________
Remain the same
Increase
double
Decrease
In the given circuit, the voltage dropped across R1 equals _____
19 V
1 V
9 V
10 V
In a series–parallel circuit, individual component power dissipations are calculated using
a percent of the voltage division ratio squared
total current squared multiplied by the resistor values
a percent of the total power depending on resistor ratios
individual component parameters
What is the power dissipated by R2, R4, and R6
P2 = 397 mW, P4 = 173 mW, P6 = 146 mW
P2 = 387 mW, P4 = 163 mW, P6 = 136 mW
P2 = 407 mW, P4 = 183 mW, P6 = 156 mW
P2 = 417 mW, P4 = 193 mW, P6 = 166 mW
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