Consider a circuit with two resistors in parallel. R1=10 Ω , R2=5 Ω . Assume V=3.0V Calculate the current throughresistor 1.
given two resistors are in parallel...so the voltage across both R1 and R2 is same and is equal to 3V
so current in R1 = V/R1 = 3/10 = 0.3A
Consider a circuit with two resistors in parallel. R1=10 Ω , R2=5 Ω . Assume V=3.0V...
Consider the circuit below with three resistors Two resistors, R2 (10 Ω) and R3 (10 Ω) are connected in parallel to another resistor R1 (5 Ω). And the circuit is connected to a 20 V power supply 9. Find the equivalent resistance (R) of the circuit shown above. (3 pts) Answer 10. Find the current that goes through R1. (4 pts) Answer 11. Find the potential difference through resistors in parallel (R2 and R3). (4 pts) Answer
A circuit has resistors R1-238 Ω and R2-125 Ω, and two batteries Vi-84.0 V and V : 21.0 V. The variable resistor R is adjusted until the galvanometer reads 0 A Calculate the unknown resistance R. R2 R- V1
Two identical resistors, R1 and R2, are
connected in parallel, and this parallel combination is then
connected in series with a 100 Ω resistor, R3 as shown
below
If the total resistance of the circuit is 300 Ω what must be the
resistance of R1 and R2? If the circuit is
connected to a 30V battery, what would the current through
R1? What voltage is a dropped across R3?
100 S
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?
A circuit consists of a power supply and two resistors R1 and R2 connected in parallel. A ammeter is placed to measure the current through R1. The ammeter reads I1 = 6.3 mA, and the values of the resistors are R1 = 9.8 kOhm and R2 = 7.8 Ohm. What is the current through R2?
Consider the following figure.
(Assume V = 13 V, R1 = 1.8 Ω, and R2 = 1.5 Ω.) calculate the
unknown current what's I 1,I 2,I 3
R1 彡↓ Ia 3.0 Ω I9 R2 5.0 Ω
Consider the following figure. (Assume V = 11 V,
R1 = 1.9 Ω, and R2 = 1.2
Ω.)
(a) Can the circuit shown above be reduced to a single resistor
connected to the batteries? Explain.
(b) Calculate each of the unknown currents I1,
I2, and I3 for the circuit.
(Give the magnitude of the current only.)
I1 =
A
I2 =
A
I3 =
A
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?
11. [4 pts] A circuit consists of two resistors in parallel, Ri and R2, connected to a battery with emf of 12 V. The conventional current passing through the battery is 5 A. The conventional current through resistor R2 is 2 A. You may assume the connecting wires and the battery have negligible resistance. a) What is the resistance R1? B.4.0 Ω C. 2.4 Ω Answer D. 3.6 Ω E. 3.0 Ω A.6.0 Ω How much power is delivered by...
2. Two resistors have values R1 = 47 Ω ± 2% and R2 = 82 Ω ± 5% Calculate the value of the equivalent resistor and expected error in percent when the resistors are connected in parallel.