What is the potential difference V_b - V_a shown in the circuit below.
in a circuit, convert v_a and v_b from time domain to phasor domain v_a=50sin(377t+30) v_b=30sin(377t+60) f=60Hz
Q8
Two resistors are connected as shown below. If V_A - V_B is +20 V. what is the magnitude and direction of the current in the 2Ohm resistor? 17 A to the right (from A rightarrow B). 4 A to the left (from B rightarrow A). 17 A to the left (from B rightarrow A). 4 A to the right (from A rightarrow B). 3.3 A to the right (from A rightarrow B)
The figure below shows a circuit with an open switch, an emf device, epsilon = 21 V, and a resistor, R = 72 Ohm. If we assume the switch remains open, use the given values to find the potential difference between the following points. V_b - V_a V_c - V_b V_d - V_c V_a - V_d
A four Capacitor circuit
A four-capacitor circuit is chargcd by a battery, as shown in the figure. The capacitances are C_1 = 1.8 mF, C_2 = 1.4 mF, C_3 = 3.6 mF, and C_4 = 4.8 mF, and the battery potential is V_B = 5.0 V. When the circuit is at equilibrium, point D has potential V_D = 0 V. What is the potential, V_A , at point A ?
In the previous problem, what is the current through
R3?
In the section of circuit below, R_1 = 9.900 Ohm, R_2 = 6.000 Ohm, and the voltage difference V_a - V_b = 3.300 V. If the total current in the circuit i = 0.290 A, find the value of R_3
9
A uniform electric field E = - 1000 N/C i is shown in the figure below. The value for L = 1.0 cm. L What is the difference in electric potential, Delta V = V_B - V_A, between points A and B? What is the difference in electric potential, Delta V = V_C - V_B, between points C and B? What is the difference in electric potential, Delta V = V_C - V_A, between points C and A? While...
9
A uniform electric field E = - 1000 N/C i is shown in the figure below. The value for L = 1.0 cm. L What is the difference in electric potential, Delta V = V_B - V_A, between points A and B? What is the difference in electric potential, Delta V = V_C - V_B, between points C and B? What is the difference in electric potential, Delta V = V_C - V_A, between points C and A? While...
What is the potential difference Vb - Va shown in the circuit below. Ans: -8 V
For the circuit shown in the figure, calculate the following. (Assume epsilon = 7.50 V and R = 5.40 ohm.) the current in the 2.00-ohm resistor (Enter the magnitude.) Your response differs from the correct answer by more than 10%. Double check your calculations. A the potential difference between points a and b, deltaV = v_b- V_a Your response differs from the correct answer by more than 10%. Double check your calculations. V
In the circuit shown, the charge on the capacitor as a function of time is given by Q = 4 t^2 Here L=3 Henries. Calculate V_a - V_b = ?