User Account

All Pages

Find phase current and line current and power taken

Assignment Help Electrical Engineering
Reference no: EM131197836

Question:

Three 50 ohm resistors are connected in star across 400v,3-phase supply.

i) Find phase current,line current and power taken from the mains

ii) What would be the above values if one of the resistors were disconnected?

Reference no: EM131197836

Questions Cloud

Find the phase and line voltages : The load to a 3-phase supply comprises three similar coils connected in star.- Find the phase and line voltages. , the KVAR input and, resistance and reactance of each coil.
Discuss two ways in which gender stereotyping has harmed : From the e-Activity, discuss at least two ways in which gender stereotyping has harmed society in social, economic, and cultural terms. Suggest two to three examples of such harm in action in your response.
Estimate the average deceleration of the person : A person jumps off a diving board 4.0m above the water's surface into a deep pool. The person's downward motion stops 2.0m below the surface of the water. Estimate the average deceleration of the person while under the water.
Calculate the resistance and inductance of the each coil : Three similar coils,connected in star, take a total power of 1.5 kw at a p.f 0.2 lagging from a 3-phase, 400v, 50Hz supply.- calculate the resistance and inductance of the each coil.
Find phase current and line current and power taken : Find phase current,line current and power taken from the mains. - What would be the above values if one of the resistors were disconnected?
When analyzing a projects present value : When analyzing a project's Present Value, it is acceptable to use "Net Income" in your calculations because annual "Net Income" is the same thing as annual "Net Cash Flow" for your company.
Explain how incentive pay might have negative effect : Although some components of pay such as bonus, stock or stock options can provide incentives for managers to act in shareholder interests, sometimes they can have a negative effect and lead managers to make decisions that are not in shareholder inter..
What is the phenomenon of interest : What connection do you have to this topic, and why do you think it is important to explore this as a qualitative study? What possibilities could the results of this research have for social change?
Determine the capacitance of the capacitors per phase : Determine the capacitance of the capacitors per phase that are to be connected in delta across the terminals of the motor to raise the p.f to unity.

Reviews

Write a Review

Electrical Engineering Questions & Answers

  What are the rated full -load speeds of a motor

What are the rated full -load speeds of a 400HZ motor that may be connected for either two or four pole operation, assuming a full load slip of 4% for both cases

  Determine the output at each point in time

Assume initially that no inputs have been seen and create a special initial state with output 0 to start the Moore machine. Draw a state graph for a Moore machine (minimum number of states is 5).

  What is future equivalent worth of social security savings

It is estimated that youw ill pay about $80,000 into the social security system over your 40-year work span. For simplicity, assume this is an annuity of $2,000 per year, starting with your 26th birthday and continuing through your 65th birthday.

  Find the rms current into the motor

A 450 kW motor operating 73% Power factor lagging is connected to a 120V(rms), 60Hz line. (a) Sketch and label the power triangle for the motor. (b) Find the rms current into the motor.

  Determine how much energy is extracted from an electron

How much energy is extracted from an electron as it flows through a 9V battery from the positive to the negative terminal

  Operate a satellite transceiver

Two nickel-cadmium batteries provide electrical power to operate a satellite transceiver. If both batteries are operating in parallel, they have an individual failure rate of 0.1 per year.

  State the byte values using hex and the number of bytes

Using 8-bit bytes, show how to represent 123, clearly state the byte values using hex and the number of bytes required for each context. Simply indicate the case if the code is not able to represent the information.

  Compute the output response for all tgreater

A causal linear time-invariant continuous-time system has impulse response of h(t) when t is greater or equal to 0. compute the output response for all tgreater then or equal to 0 when the input is the unit step function u(t).

  Find the number of joules used during the billing period

One kilowatt-hour is the amountof energy transferred by a 1 kW of power in a time period of 1hour. A power company billing statement reports a user'stotal energy to be 1489 kWh. Find the number of joules usedduring the billing period.

  What must the load be to extract maximum power from the ckt

If an external load is to be placed across teh current phasor source, find the Thevenin source equivalent of the circuit described. Draw the original circuit and the Thevenin equivalent circuit. What must the load be to extract maximum power from ..

  Explain how to realize the ckt using nand gates only

A STAIRCASE LIGHT IS CONTROLLED BY TWO SWITCHES, ONE AT THE TOP OF THE STAIRS AND THE ANOTHER AT THE BOTTOM OF THE STAIRS. A)MAKE A TRUTH TABLE FOR THIS SYSTEM

  What is the maximum charge stored on the capacitor

A 5000-Ω resistor and a 50-μF capacitor are connected in a series at t = 0 with a 6-V battery. The capacitor is initially charged. what is the current in the circuit at t= 0, and at t= 5, and what is the maximum charge stored on the capacitor

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd