Question

A 10kW load with 0.65 pf lagging is supplied by an AC source rated 400V. A.)...

A 10kW load with 0.65 pf lagging is supplied by an AC source rated 400V.
A.) draw the power triangle of the load
B.)If a capacitor is connected across the load to correct its power fctor to 0.95 lagging, what will be the required size of the capacitor bank in kVAR?
C.) Draw the new power triangle of the system.
D.) what will be the new system current
Engineering   Electrical-Engineering   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A single-phase load consumes 10kW at 0.9 power factor, power factor lagging at 220V.What is the...
A single-phase load consumes 10kW at 0.9 power factor, power factor lagging at 220V.What is the magnitude and phase angle of current drawn from the source? If another single-phase load rated at 10kW and 0.8 leading power factor is connected in parallel to the sources, what is the magnitude of the current drawn? What is the current drawn from Source? Give your answer in polar form.
Experiment of synchronous generator as the power source of lagging PF load. Why efficiency of power...
Experiment of synchronous generator as the power source of lagging PF load. Why efficiency of power generation system is poor compares to experiment of synchronous generator as the power source of unity PF load?
Three loads are connected in parallel across a 1500 Vrms - 60 hz. Load 1 absorbs...
Three loads are connected in parallel across a 1500 Vrms - 60 hz. Load 1 absorbs 23 kW and 14 kVAr capacitive. Load 2 absorbs 70 kVA with power factor 0.7 lagging. Load 3 absorbs 22kW with power factor = 1. Find: a) Complex impedance, seen from power source b) Power Factor of the setup and module of Rms current supplied by the source c) Complex impedance of Load 2 d) Value of capacitor to be connected to the combination...
Two AC loads connected in parallel draw power from a 60 Hz, 120-Vrms source. Load 1...
Two AC loads connected in parallel draw power from a 60 Hz, 120-Vrms source. Load 1 draws 350 W at a lagging power factor of 0.7. Load 2 draws 500 VA at a leading power factor of 0.5. a. (5) Calculate the effective (rms magnitude) current drawn by load 1. b. (10) Calculate the impedance of Load 1. c. (5) Calculate the total complex power drawn by both loads combined. d. (5) Determine the PF of the combined load. Specify...
A three-phase industrial load consists of 136 kW at 0.8 power factor lagging. What size capacitor...
A three-phase industrial load consists of 136 kW at 0.8 power factor lagging. What size capacitor bank is required to correct the power factor to 0.95 lagging
THESE ARE QUESTION FROM THE TOPIC POWER FACTOR IMPROVEMENT FROM THE SUBJECT POWER SYSTEM FUNDAMENTALS PLEASE...
THESE ARE QUESTION FROM THE TOPIC POWER FACTOR IMPROVEMENT FROM THE SUBJECT POWER SYSTEM FUNDAMENTALS PLEASE DO THE QUESTIONS STEP BY STEP AND IN NEAT HAND WRITTING THE ANSWERS ARE GIVEN WITH THE QUESTIONS 1) 1. What should be the kVA rating of a capacitor which would raise the power factor of load of 100 kW from 0·5 lagging to 0·9 lagging    ANS (125 KVA) 2)    A 3-phase, 50 Hz, 3300 V star connected induction motor develops 250 H.P....
Electrical Circuit A) A factory (with frequency 60 HZ) has the following electrical loads: Induction motors   ...
Electrical Circuit A) A factory (with frequency 60 HZ) has the following electrical loads: Induction motors    of 16 kW at a lagging power factor of 0.8. Induction motors    of 20 kW at a lagging power factor of 0.7. Load of 12 KVA at a lagging factor of 0.9. Load of 10 KVAR at a leading factor of 0.8 a-what is the overall power factor of the factory. b- Assume that the voltage at the input to the factory is 440...
A transformer connected to a 120 −V ac line is to supply 12.0 VV (rms) to...
A transformer connected to a 120 −V ac line is to supply 12.0 VV (rms) to a portable electronic device. The load resistance in the secondary is 5.20 ΩΩ . - What should the ratio of primary to secondary turns of the transformer be, What rms current must the secondary supply? - What average power is delivered to the load, What resistance connected directly across the source line (which has a voltage of 120 −V) would draw the same power...
Problem 2. A three phase transformer rated at 5 MVA, 115/13.2 kV has a per phase...
Problem 2. A three phase transformer rated at 5 MVA, 115/13.2 kV has a per phase series impedance of 0.007 + j0.075 per unit (shunt parameters are ignored). The low voltage side is connected to a short distribution line which modeled by a series per phase impedance of 0.02 +j0.1 per unit on the base of 10 MVA. The line supplies a balanced three phase constant impedance load at 4 MVA, 13.2 kV with power factor of 0.85 lagging •...
71. On a low-voltage luminaire rated 30 volts or less, the output circuit of the power...
71. On a low-voltage luminaire rated 30 volts or less, the output circuit of the power supply shall be limited to a maximum of _____ amperes. A. 15 B. 20 C. 25 D. 30 72. What is the minimum distance, in inches, a receptacle face must project beyond a metal face plate? A. 0.015 B. 0.020 C. 0.025 D. 0.030 73. "Life safety branch" is a sub system of the emergency power system required in a ______. A. Hazardous area...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT