3. The effective resistance of resistor R, combined with resistor R, is R,/3. Are the two...
A resistor (resistance = R) is connected first in series and then in parallel with a 2.56 Ω resistor. A battery delivers ½ times as much current to the series combination than it does to the parallel combination. Determine the two possible values for R.
A resistor (resistance = R) is connected first in parallel and then in series with a 1.53 resistor. A battery delivers 7 times as much current to the parallel combination as it does to the series combination. a) Determine the two possible values for R, the greater value being the answer to part (a). b) please include units for both potential difference
Six identical resistors, each with resistance R, are connected to an emf E. A)What is the current I through each of the resistors if they are connected in parallel? Express your answer in terms of the variables E and R. B)If they are connected in series? Express your answer in terms of the variables E and R. C)For which network of resistors, series or parallel, is the power consumed in each resistor greater? For which network of resistors, series or...
An unknown resistor R is connected to a 11.0 Ω resistor, and the combination is attached to an ideal battery. When the two resistors are combined in parallel, they consume 6.60 times as much power as when they are combined in series. Determine the two possible values for R.
A 10Ω resistor is connected in parallel to another resistor R. The equivalent resistance of the pair is 8Ω. What is the resistance R? a. 10Ω b. 20Ω c. 30Ω d. 40Ω
A 10 1 resistor is connected in parallel to another resistor R. The equivalent resistance of the pair is 8 12. What is the resistance R? Consider this circuit. If one of the resistors is removed, what happens to the R w w R voltage across the remaining resistor?
Given two resistors, R1 = 100 Ω and R2 = 470 Ω, find the equivalent resistance if connected: (a) in series and (b) in parallel. (c) Suppose a 3rd resistor is combined with these two resistors to produce a certain desired effective resistance. For each of the following Req, determine the value of the 3rd resistor and explain how it should be connected with the other two: (i) 675 Ω, (ii) 33.0 Ω. (a. 570 Ω, b. 82.5 Ω, c....
The combined electrical resistance R of two resistors R, and Ry, connected in parallel, is given by the equation below, where R,R, and R, are measured in ohms. R, and R, are increasing at rates of 0.8 and 1.3 ohms per second, respectively. 1 1 R R At what rate is R changing when R, - 57 ohms and R, - 73 ohms? (Round your answer to three decimal places.) ohm/sec 1 R +
You have two batteries, both with an emf of 1.5V. The internal resistance of the first battery is 0.5 Ohm, and the internal resistance of the second battery is 1 Ohm What will be the current through an external resistor with a resistance of 2 Ohm, if the two batteries are connected in series? What will be the current through an external resistor with a resistance of 2 Ohm, if the two batteries are connected in parallel? What will be...
You have two batteries, both with an emf of 1.5V. The internal resistance of the first battery is 0.5 Ohm, and the internal resistance of the second battery is 1 Ohm. What will be the current through an external resistor with a resistance of 2 Ohm, if the two batteries are connected in series? What will be the current through an external resistor with a resistance of 2 Ohm, if the two batteries are connected in parallel? What will be...