Bissoy.com
Doctors Medicines MCQs Q&A

A 2000/1000/500 three winding transformer is to be used as auto transformer with supply of 3000 V. Two loads of 1050 kVA at 3500V and other one at 180 kVA at 1000V. The total kVA supplied will be?

A 2000/1000/500 three winding transformer is to be used as auto transformer with supply of 3000 V. Two loads of 1050 kVA at 3500V and other one at 180 kVA at 1000V. The total kVA supplied will be? Correct Answer 1230 kVA

Total kVA = 1050+180 = 1230 kVA.

Related Questions

Consider the following given statements about auto-transformers and choose the one which is/are correct. 1. Auto-transformers require less copper as compared to a conventional,2 winding transformer of the same capacity. 2. Auto-transformers provide isolation between the primary and secondary windings. 3. Auto- transformer has less leakage reactance as compared to the conventional, 2 winding transformer of the same capacity.
The following table shows the number of students who appeared and passed the annual examinations in four different years from two schools A and B. Study the table and answer the following question: Years   School A School B Appeared in the exam Pass in the exam Appeared in the exam Pass in the exam 2010 990 708 1000 750 2011 1050 810 1100 805 2012 1120 912 1150 850 2013 1190 1050 1200 1050 Find the difference between the total number of students who appeared in the examination and the total number of students who passed in these four years?
A 100/10, 50 VA double winding transformer is converted to 100/110 V auto transformer. tWhat will be the rating of auto transformer?
Which of the following statements is true? A. Impact loads are equal to the sum of the magnitude of the loads actually caused and the magnitude of the loads had they been dead loads. B. Impact loads are equal to the difference between the above-mentioned entities.
Two autos start from the same stand. Auto A travels 2 km east, then turns to its right and travels further 3 km. Meanwhile auto B travels 5 km north, and then turns West and travels 3 km, then it turns to its left and travels 8 km. Where is auto B with respect to auto A?
Refer the below data table and answer the following Question.   2011 2012 2013 2014 2015 Company A 2000 2000 5000 2000 1000 Company B 2000 3000 1000 5000 2000 Company C 3000 2000 5000 3000 3000   For which of the following pairs of years the total exports from the three Companies together are equal? (Note: Figures given are in lakh rupees)          
A 600-kVA, single-phase transformer with 0.012 pu resistance and 0.06 pu reactance is connected in parallel with a 300-kVA transformer with 0.014 pu resistance and 0.045 pu reactance to share a load of 800 kVA at 0.8 pf lagging. Find how they share the load (
Two autos start from the same stand. Auto A travels 2 km East, then turns to its right and travels a further 3 km. Meanwhile auto B travels 5 km North, then turns West and travels 3 km, then it turns to its left and travels 8 km. Where is auto B with respect to auto A?
Distributed winding is a type of winding in electrical machines where all the winding turns are arranged in a number of full pitches or fractional pitches. These coils are then placed in phase form or the commutator winding in slots spread around the periphery of the air gap. This type of winding used in
Study the following table and answer the question: Number of students enrolled for Vocational Courses (VC) in institutes A, B, C, D, E & F. Years → Institutes ↓ 2014 2015 2016 2017 2018 A 110 150 165 180 205 B 120 180 176 200 220 C 140 220 180 175 225 D 125 210 175 180 230 E 150 200 160 200 240 F 165 230 200 220 210 The total number of students enrolled for VC in institutes D and F in 2014 is what percent of the total number of students enrolled in institutes A, B and C in 2018? (correct to one decimal point)