a 100 V DC signal is applied to four resistors as shown in Fig. 5. The values of the resistors are 20 ohm, 40 ohm, 60 ohm and 80 ohm. What is the voltage across the 40 ohm resistor?

  1. 👍 0
  2. 👎 0
  3. 👁 1,193
  1. 100v

    1. 👍 0
    2. 👎 0
  2. E = 100 Vdc
    R1 = 20 Ohms
    R2 = 40 Ohms
    R3 = 60 Ohms
    R4 = 80 Ohms
    V2 = ?

    If the resistors are connected in series,

    I = E/(R1+R2+R3+R4)

    V2 = I*R2

    1. 👍 0
    2. 👎 0
  3. fefw

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    Thanks for any help :) Four 20 ohm resistors are connected in parallel and the combination is connected to a 20V emf device. The current is: A) 0.25A B) 1.0 A C) 4.0 A D) 5.0 A E) 100 E Parallel circuits: I know that the voltage

  2. Probability and Statistics

    A package contains 12 resistors, 3 of which are defective. If four are selected, find the probability of getting the following. No defective resistors One defective resistors 3 defective resistors

  3. Physics (URGENT)

    Three wire-wound resistors have the following values: 30 ohms, 80 ohms, and 100 ohms. Each resistor has a voltage rating of 100V. If these three resistors are connected in series, can they be connected to a 240V circuit without

  4. electrical year 2

    how do i answer this. A series RL circuit contains two resistors and two inductors.the resistors are 33 ohms and 47 ohms the inductors have inductive reactances of 60 ohms and 30 ohms. the applied voltage is 120 v. what is the

  1. Physics

    Question 2. 3 Consider a box that explodes into two pieces while moving with Fig. 9-24 a constant positive velocity along an x axis. If one piece, with mass : m1, ends up with positive velocity v1, then the second piece, with :

  2. calculus

    Part of a circuit has two resistors connected in parallel as shown in the figure. R(1) is a constant resistor of 10 ohm, while R(2) is a variable resistor with resistance that varies at a rate of 2 ohms per minute. The total, or

  3. physics

    21. A traffic signal of mass 25.0 kg is suspended by two cables as shown in the diagram below. Solve for the tension in each cable each of the following scenarios: (a) θ1 = θ2 = 20.0°, and (b) θ1 = 20.0°, θ2 = 30.0°.

  4. 10th grade Math

    A radio station's signal has a radius of 100 miles. If you drive at a constant speed of 40 miles an hour, nonstop, directly across the diameter of the signal, how long can you listen to the station before the signal fades?

  1. physics

    Four masses are arranged as shown. They are connected by rigid, massless rods of lengths 0.50 m and d = 0.73 m. What torque must be applied to cause an angular acceleration of 0.63 rad/s2 about the axis shown? 4 kg 3 kg 5 kg 2 kg

  2. physics

    . A sonar signal is sent from a ship and the signal returns from the bottom 3.65 s later. How deep is the ocean if the speed of sound in water is 1,530 m/s?

  3. physics

    A series circuit is formed with a 10-V power supply and two resistors, where R1 = 6 ohms and R2 = 4 ohms. The current through the resistors is I1 and I2, respectively. What are the values of I1 and I2? I1 = I2 = 1.0 A I1 = I2 =

  4. Electrical theory

    a series RL circuit contains two resistors and two inductors. the resistors are 33 ohms and 47 ohms. inductors have inductive reactances of 60 ohms and 30 ohms. the applied voltage is 120 volts. what is the voltage drop on the 33

You can view more similar questions or ask a new question.