Given:-
R1 > R2
(A)
Power = I^2*R
Connection is in series, Therefore Current is same in both the
resistors, and by the above equation we see,
Higher the Resistance, Greater the power Dissipated.
R1 dissipates larger amount of power.
(B)
Power = v^2/R
Connection is in parallel, Therefore Voltage is same across both
the resistors, and by the above equation we see,
Lower the resistance, Greater the power Dissipated.
R2 dissipates larger amount of power.
The circuit in Figure Q23.4 has two resistors, with R_1 > R_2. Which resistor dissipates the...
Two resistors R_1 and R_2 are connected in series to a battery supplying a voltage of Delta V as shown in the figure. How much power is dissipated by the resistor R_2 in the form of heat? Use the following data: R_1 = 10 Ohm, R_2 = 5 Ohm, Delta V = 15 V. 2.38 3.45 5.00 7.25 1.05 times 10^1 1.52 times 10^1 2.21 times 10^1 3.20 times 10^1
A battery V = 24.0 volts, a resistor R_1 = 12.0 Ohm and a
resistor R_2 = 4.0 Ohm are wired into a circuit with an ideal
voltmeter connected across R_2. See the figure. What is the reading
of the voltmeter?
A battery V = 24.0 volts, a resistor R_1 = 12.0 Ohm and a resistor R_2 = 4.0 Ohm are wired into a circuit with an ideal voltmeter connected across R_2. See the figure. What is the reading of...
In Figures 28.4 and 28.6, let R_1 = 14.0 Ohm, let R_2 = 22.0 Ohm, and let the battery have a terminal voltage of 38.0 V. (a) In the parallel circuit shown in Figure 28.6, to which resistor is more power delivered? R_2 R_1 (b) Calculate the sum of the power (^2R) delivered to each resistor. Calculate the power supplied by the battery (I Delta V). W (c) In the series circuit, which resistor uses more power? R_2 R_1 (d)...
In the circuit in the drawing, which resistor dissipates most
power?
All resistors dissipate the same amount of EnErgy
A) 1000? RESISTOR , B) 50/Omga resistor on the left , C) 50?
resistor on the right
Two resistors R_1 and R_2 are connected in two circuits as shown below, the current versus voltage are plotted for both circuits. Use the graphs to calculate R_1 and R_2.
The resistor R in the figure below dissipates 19 W of power. Determine the value of R. (Assume ΔV = 93 V.) R = Ω (larger value) R = Ω (smaller value) A circuit begins at a battery labeled ΔV. Following the wire leaving upwards from the positive terminal, the wire passes through a resistor labeled 5.0 Ω. Then, the wire goes right before it splits into two vertical wires, creating two parallel branches. The left wire has a resistor...
When resistors are in series, each resistor has the same current but the voltage is different for each according to Ohm’s Law. A given circuit consists of two resistors in series connected to a 24.0-V battery. The current in the circuit is 0.0320 A. If R_1=250.0 Ω,and R_2=500.0 Ω. Find the potential difference across each resistor. Find the equivalent resistance. If the circuit in Problem 6 above is reconnected with the two resistors in parallel, the...
In the circuit in the figure below, the batteries have negligible internal resistance. (Take R_1 = 2.40 Ohm, R_2 = 4.35 Ohm, and R_3 = 5.80 Ohm. Find the magnitude of the current in each resistor. Find the magnitude of the potential difference between points a and b. Find the power supplied by each battery. left battery right battery
Consider the circuit shown in the figure below.(Assume R_1 = 11.5 ohm and R_2 = 3.50 ohm.) v find the potential difference between points a and b. Find the current in the 20.0-ohm resistor. A
Assume that you have two unknown resistors. You connect the two resistors to a power supply in series with each other and them measure the power dissipated by each. You find that the first resistor dissipates 10 W while the second resistor dissipates 15 W. Which resistor has a larger resistance? Explain.