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Two balanced three-phase loads that are connected in parallel are fed by a three-phase line having a series impedance of
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Chapter 2 Solutions
MindTap Engineering for Glover/Overbye/Sarma's Power System Analysis and Design, 6th Edition, [Instant Access], 1 term (6 months)
- A 30-volt electromotive force is applied to an LR series circuit in which the inductance is 0.1 henry and the resistance is 50 ohoms. Determine the current i(t) if i(0) = 0.arrow_forwardFind the impedance theoretically of a wire if it carries the frequency 10 kHz have a voltage is 8v, the current is 2mA, resistance is 13 k, inductance 29 mH and capacitance 0.1 ufarrow_forwardEx) A standard two-junction thermocouple configuration is being used to measure the temperature in a wind tunnel. The reference junction is held at a constant temperature of 10 °C. We have only a thermocouple table referenced to 0 °C. Determine the output voltage when the measuring junction is exposed to an air temperature of 100 °C. Junction Temperature (°C) Output Voltage (mV) 10 0.507 20 1.019 30 1.536 40 2.058 50 2.585 60 3.115 70 3.649 80 4.186 90 4.725 100 5.268arrow_forward
- When the electromotive force is removed from a circuit Containing inductance and resistance but no capacitors, the rate of decrease of the current is proportional to the current. If the initial current is 30 amp and it's down to 1 amp after 0.01 sec, what is the current after 0.03 sec?arrow_forward19. For the network of Fig. 6.82 D, find: a. The voltage V. b. The current /2. c. The current I,. d. The power to the 12 kQ resistor. 12 kΩ 18 kN 48 V Is + v - 3 kN 12arrow_forward5. In an RL circuit with a resistance of 175 Q and an inductor that has an inductive reactance value of 100 Q. Calculate the impedance and inductance of the circuit also draw the circuit diagram. Act Go tarrow_forward
- Determine the amount of current (mA) flowing in the circuit if the charge seen at any cross-sectional area of the copper wire is 0.0052 in 30ms what is the resistance R(Ω) given the applied voltage and calculated current flowing in the circuit v=12v I=? R=?arrow_forwardFor the given Full-Wave Bridge Rectifier circuit below with capacitor filter, it produces a ripple voltage waveform shown. If V2 is given as 18 volts and V1 is given as 6 volts, compute for the ripple peak-to-peak voltage, dc voltage and ripple factor. If the load resistance has a value of 2 kiloohms, how much should be the dc current?. compute for the peak output voltage at the output of the rectifier. If silicon diodes are used, what is the value of the secondary peak voltage?. If N1 is given as 1400 and N2 is given as 600, compute for the primary peak voltage. D1 D2 D3 D4 v(Volts) v2 (seconds)arrow_forwardA 140-J of work is done on a gaseous refrigerant as it undergoes compression. What is the total amount of energy transferred by heat if there is an increase of 120 J in the internal energy of the system?arrow_forward
- The current and voltage across a circuit element are given by the equations I(t) = 20e 100t (mA), V(t) = 105e-1⁰⁰t (V) Determine the total energy E dissipated by the element between t=0 and t=10ms. The instantaneous power dissipated by the element is P(t) = 1(t)V (t). Find the total energy E by integrating P(t) over the time interval from t=0 to t=10ms=0.01sec. To do so, use the function trapez(fn, a, b, h), which implements the trapezoidal rule for numerical integration and where fn is a function handle to a function that needs to be integrated, a and b are the integral limits and h is the step length. Write in Matlab the function that needs to be integrated and call function trapez with appropriate parameters.arrow_forwardThe shift between the voltage of Phase A and B in a three phase system is O 120 degree O 0 degree O 240 degree O 60 degreearrow_forwardQUESTION 10 Consider a linear circuit having a single output voltage and two possible voltage sources as the input. Consider two situations: 1) Input voltage source #1 is equal to 4 Volts. Input voltage source #2 is equal to 3sin(60t) Volts. When both are applied, the output is 12+21cos(60t) Volts. 2) Input voltage source #1 is equal to 2 Volts. Input voltage source #2 is equal to 0. The corresponding outout is 6 Volts Then, if the input voltage source #1 is 0 and the input voltage source #2 is equal to 2cos(60t) Volts, the output is: a. 14cos(60t) Volts b. -6sin(60t) Volts c.-14sin(60t) Volts d. 21 cos(60t) Voltsarrow_forward
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