1a. What current flow (I) is associated with an input voltage of 5.0V and resistors R1...
1a. What current flow (I) is associated with an input voltage of 5.0V and resistors R1 = 1.5 kiloohms and R2 = 0.5 kiloohms? Calculate this value in mA.
1b. What current flow (I) is associated with an input voltage of 8.0V and resistors R1 = 2.5 kiloohms and R2 = 3.5 kiloohms? Calculate this value in mA
1c. What is the voltage across R2 with an input voltage of 5.0V and resistors R1 = 1.5 kiloohms and R2 = 0.5 kiloohms? Calculate this value in volts.
1d. What is the voltage across the first resistor V1 given an input voltage of 6.50 V and a voltage across the 2nd resistor (V2) of 1.00 V. Calculate this value in volts.
1e. What is the voltage across R2 with an input voltage of 8.0V and resistors R1 = 2.0 kiloohms and R2 = 4.5 kiloohms? Calculate this value in volts.
Homework Answers
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1a. What current flow (I) is associated with an input voltage of
5.0V and resistors R1...
Resistors R1 = 1.2 kΩ and R2 = 6.8 kΩ are connected in series with a...
Resistors R1 = 1.2 kΩ and R2 = 6.8 kΩ are connected in series with a 1.5 V cell in a single circuit loop. Find (a) the current through R1, (b) the voltage across R1, (c) the wattage of the resistor that dissipates the most energy. Answers: (a. 0.19 mA, b. 0.23 V, c. 0.24 mW (R2))
QUESTION 1 5 points Save Answer A resistor R = 2k Ohms has a voltage V...
QUESTION 1 5 points Save Answer A resistor R = 2k Ohms has a voltage V = 15 Volts. What is the current I through the resistor? Express your answer in mA. QUESTION 2 5 points Save Answer Three resistors are connected in series: R1 10k Ohms, R2 = 17k Ohms, R3 = 32k Ohms. A DC voltage source ( Volts) is connected across the three resistors. Determine the current I in mA. 7 QUESTION 3 5 points Save Answer...
A circuit consists of a power supply and two resistors R1 and R2 connected in parallel....
A circuit consists of a power supply and two resistors R1 and R2 connected in parallel. An ammeter is placed to measure the current through resistor R1. The ammeter reads I1 = 8.9 mA, and the values of the resistors are R1 = 7.7 kOhm and R2 = 820 Ohm. What is the value of voltage across R2?
A circuit is constructed with five resistors and a battery as shown. The battery voltage is...
A circuit is constructed with five resistors and a battery as shown. The battery voltage is V 12 V. The values for the resistors are: R148 , R2- 128 Ω, R3-127 Ω, and R4-107 Ω. The value for Rx is unknown, but it is known that 14, the current that flows through resistor R4, is zero 1) What is 1, the magnitude of the current that flows through the resistor R1? Submit 2) What is V2, the magnitude of the...
Three resistors, R1-2.0 Ω, R2-4.0 Ω, and R3 6.0 Ω are connected as shown in the...
Three resistors, R1-2.0 Ω, R2-4.0 Ω, and R3 6.0 Ω are connected as shown in the figure below. For Circuit 1 (left), (a) Find the equivalent resistance of the combination; t.e. Req1] in Ohms ) Find the current that passes through the combination if a potential of 8.0 V is applied to the terminals; L.e. [itot1) in Amps. (c) Find the voltage across and the current through each resistor; L.e. R1: Voltage: [VR11] V and Current: [IR11] A R2: Voltage:...
Consider a circuit with three resistors in series connected to a 15.6 V battery. If R1...
Consider a circuit with three resistors in series connected to a 15.6 V battery. If R1 = 40.5 ohms, R2 = 54.8 ohms, and R3 = 30.8 ohms, what is the voltage across R2? Calculate the answer in volts (V) and rounded to three significant figures. please explain.
Consider the circuit shown in the figure with resistors R1= 4.0 Ω, R2= 3.0 Ω, R3=...
Consider the circuit shown in the figure with resistors R1= 4.0
Ω, R2= 3.0 Ω, R3= 3.0 Ω, and batteries V1= 2.0 V, V2=1.5 V
respectively. What is the potential drop (voltage) across resistor
R3?
1. Consider this circuit with resistors and capacitors. The R2 battery V1 has a voltage of...
1. Consider this circuit with resistors and capacitors. The R2 battery V1 has a voltage of 9 V, the resistors R1 and R2 have values of 100 Ω and 50 Ω, and the capacitor C1 has a value of 100 nF. Initially, the switches S1 and S2 are open. S2 (10 points) Once we close S1, what will the voltage across Rl and Cl be? How much current initially flows around the closed loop? (10 points) The current in part...
In the circuit below, all four resistors are identical (R1 = R2 = R3 = R4...
In the circuit below, all four resistors are identical (R1 = R2
= R3 = R4 = R) and the battery has a voltage of 4.92 V.
(a) When the switch is placed in position 1, the measured
current in the battery is 1.34 mA. What is the value of each
resistor? k?
(b) When the switch is placed in position 2, what is the current
flowing out of the battery? mA
(c) When the switch is open (neither in...
to create a circuit which drives a controlled current through an LED with an input voltage,...
to create a circuit which drives a controlled current through an
LED with an
input voltage, Vref.The design performed here is a low power
circuit (at most 15 mA
ows through the LED) which will be scaled up to a high
powered version (300 mA) for your major project.
The voltage drop across the resistor should be large enough for
the feedback voltage to not
be signicantly e ected by noise.
The resistance should be large enough for parasitic resistance...
QUESTION 1 5 points Save Answer A resistor R = 2k Ohms has a voltage V = 15 Volts. What is the current I through the resistor? Express your answer in mA. QUESTION 2 5 points Save Answer Three resistors are connected in series: R1 10k Ohms, R2 = 17k Ohms, R3 = 32k Ohms. A DC voltage source ( Volts) is connected across the three resistors. Determine the current I in mA. 7 QUESTION 3 5 points Save Answer...
A circuit is constructed with five resistors and a battery as shown. The battery voltage is V 12 V. The values for the resistors are: R148 , R2- 128 Ω, R3-127 Ω, and R4-107 Ω. The value for Rx is unknown, but it is known that 14, the current that flows through resistor R4, is zero 1) What is 1, the magnitude of the current that flows through the resistor R1? Submit 2) What is V2, the magnitude of the...
Three resistors, R1-2.0 Ω, R2-4.0 Ω, and R3 6.0 Ω are connected as shown in the figure below. For Circuit 1 (left), (a) Find the equivalent resistance of the combination; t.e. Req1] in Ohms ) Find the current that passes through the combination if a potential of 8.0 V is applied to the terminals; L.e. [itot1) in Amps. (c) Find the voltage across and the current through each resistor; L.e. R1: Voltage: [VR11] V and Current: [IR11] A R2: Voltage:...
Consider the circuit shown in the figure with resistors R1= 4.0
Ω, R2= 3.0 Ω, R3= 3.0 Ω, and batteries V1= 2.0 V, V2=1.5 V
respectively. What is the potential drop (voltage) across resistor
R3?
1. Consider this circuit with resistors and capacitors. The R2 battery V1 has a voltage of 9 V, the resistors R1 and R2 have values of 100 Ω and 50 Ω, and the capacitor C1 has a value of 100 nF. Initially, the switches S1 and S2 are open. S2 (10 points) Once we close S1, what will the voltage across Rl and Cl be? How much current initially flows around the closed loop? (10 points) The current in part...
In the circuit below, all four resistors are identical (R1 = R2
= R3 = R4 = R) and the battery has a voltage of 4.92 V.
(a) When the switch is placed in position 1, the measured
current in the battery is 1.34 mA. What is the value of each
resistor? k?
(b) When the switch is placed in position 2, what is the current
flowing out of the battery? mA
(c) When the switch is open (neither in...
to create a circuit which drives a controlled current through an
LED with an
input voltage, Vref.The design performed here is a low power
circuit (at most 15 mA
ows through the LED) which will be scaled up to a high
powered version (300 mA) for your major project.
The voltage drop across the resistor should be large enough for
the feedback voltage to not
be signicantly e ected by noise.
The resistance should be large enough for parasitic resistance...
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