Question: (b) An air conditioner operates at 240V at a frequency of 60 Hz. It absorbs an average power of 9 kW at a lagging

(b) An air conditioner operates at 240V at a frequency of 60 Hz. It absorbs an average power of 9 kW at a lagging power factor, Fp of 0.75. The power triangle for a load system is shown in Figure Q4(b). |S| 80 P Figure Q4(b) (1) Determine the complex power of the load. (4 marks) (11) Determine the capacitive element required to raise the power factor to 0.88. (111) (7 marks) Analyze the effect of power factor correction in part Q4(b)(ii) on the effective current, Irms (3 marks)

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Accounting Questions!

Arnold Inc. is considering a proposal to manufacture high-end protein bars used as food supplements by body builders. The project requires use of an existing warehouse, which the firm acquired three...

Ramson Corporation is considering purchasing a machine that would cost $369,450 and have a useful life of 6 years. The machine would reduce cash operating costs by $82,100 per year. The machine would...

c1 is -0.5ohms Q3 (a) Given a circuit in Figure Q3(a). ZL is the load impedance that absorbs the maximum average power, (i) State the condition for maximum average power transfer to the load...

1.Sketch a line diagram to the types of business organisation on the basis of ownership 2.What do you understand by joint sector companies? Mention the diagrams for the formation of joint sector...

CO2 Emissions Project ! BACKGROUND INFO - I have filled in the categories with my data and estimated usage per item, you will then take my data to research and complete each chart with the correct...

I do not need the problems solved, could someone please just draw the circuits. An industrial plant consists of several 6 0 Hz single - phase motors with low power factor. The plant absorbs 6 0 0 kW...

GIVE DETAILED ANSWERS AND EXPLANATION 1. A rigid tank contains a hot fluid that is cooled while being stirred by a paddle wheel. Initially, the internal energy of the fluid is 800 kJ. During the...

Group: PERON A+ PERSON B +PERSON C 1- Introduction 2- Literature a. Definition of operation management b. Definition of operation strategy and why it is important c. Components of operations strategy...

Q. 1. Explain the concept of Operations Management and describe in brief contributions made by Henry Ford and Taguchi. Q. 2. Describe the characterstics of job production and mass production. Q. 3....

Managing Scope Changes Case Study Scope changes on a project can occur regardless of how well the project is planned or executed. Scope changes can be the result of something that was omitted during...

Research the answers well Energy transfers by heat through the exterior walls and roof of a house at a rate of5.00103J/s=5.00kW5.00103J/s=5.00kWwhen the interior temperature is22.0C22.0Cand the...

Would an astronaut falling into a black hole see the outside universe red-shifted or blue-shifted?

A software engineer had been offered $50,000 per year for the next 10 years and then $80,000 per year for the following 15 years for the rights to his new smart phone app. At 5% annual interest rate,...

Let F ( x , y , z ) = y ^ 2 i + z ^ 2 j + x ^ 2 k Verify that the divergence of F , F , is zero. Find a vector field G such that F = G

You are contemplating an investment project that has two phases. As currently planned, the first phase of the project requires an investment of $100,000 today. One year from now, the project will...

The Financial officer at RGIT wants you to develop an application that will evaluate the company?s asset?s annual depreciation using the double-declining balance and sum-of-the years? digit method....

Suppose you own a successful food truck business in Portland, Oregon. After a few years of operation, you decide to expand your business to other cities in Oregon. In order to start a new business,...

An investor is considering the purchase of a property for $1 million. Based on the $1 million price, the property has a cap rate of 10.5%. The investor can obtain an interest-only mortgage loan at...

Annie, copywriter for Laird & Laird (L&L) Advertising, has just been assigned the Bud's Best (BB) bacon account. She is tickled pink, because she knows that Bud's Best has just signed a one-year...

Create a 200 word summary on the Juvenile Justice System than and today. Describe The Juvenile system and provide a generalizable definition. Highlight the issues in the Juvenile system and why this...

Dividend per share = 220 000 1 000 000 22p per share Dividend cover 680 000 = 3.09 times 220 000 680 000 Earnings per share (eps) 68p per share 1 000 000 Price/earnings (P/E) ratio = Market...

14.3 Upwood Sickert Limited has total sales in the year to 31 May 20X6 of 686430. Extracts from the company's balance sheet at that date show fixed assets as follows: Net book Cost Depreciation value...

14.16A The following are extracts from the profit and loss accounts of a sole trader business for the years ending 31 December 20X8 and 20X7: Opening stock Purchases Closing stock Cost of sales...