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Previous Years GATE problems based on Two Wattmeter Method and Energy Meter
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In this lesson I've discussed previous year GATE problems based on two wattmeter method and energy meter.

Pawan Chandani is teaching live on Unacademy Plus

Pawan Chandani
Faculty of GATE/ESE (Electrical Engineering) , Also a YouTuber and teaches Electrical Eng. subjects on YouTube | Jony Ive Award Winner

U
Unacademy user
sir please make course on transducer please..
Pawan Chandani
9 months ago
sure I'll try to make it
plz sir how can I download the pdf notes,plz give other idea..It is very difficult to collect coins.
Pawan Chandani
a year ago
Other idea is you can purchase coins but thats not convenient so to get the coins you have to watch the lectures.
Daya yadav
a year ago
I have already watched all lecture of measurement but I got only 30 coins..sir how can I purchase coin give link
Daya yadav
a year ago
I have already watched all lecture of measurement but I got only 30 coins..sir how can I purchase coin give link
Pawan Chandani
a year ago
watch it in app
Daya yadav
a year ago
I have already watch measurement (part 1 -4)plz sir I want to purchase it..plz help.
Pawan Chandani
a year ago
I couldn't find purchasing options....So I think you should properly watch the lectures in app from starting to end and continuous watch 5 to 6 lessons surely you will get coins.
Sourav Dutta
a year ago
watch it in online mode...then you get coins
sir please make a video mcq
sir please make a video mcq
sir please make a video mcq
  1. Previous Year GATE problems based on Two Wattmeter Method & Energy Meter By- Pawan Chandani


  2. Q1. In a 1-0 induction type energy meter, the lag adjustment is done to ensure that 90using shading rin a. Current coil flux lags the applied voltage by 90 b. Pressure coil flux lags the applied voltage by 90 c. Pressure coil flux is in phase with the applied voltage d. Current coil flux lags the pressure coil flux by 90


  3. Q2. In a 1-0 induction type energy meter, the lag adjustment is done to ensure that using 'shad ing rin a. /Current coil flux lags the applied voltage by 90% Pressure coil flux lags the applied voltage by 90 Pressure coil flux is in phase with the applied voltage Current coil flux lags the pressure coil flux by 90 c. d. Pc I Pc


  4. Q 2. Two Types of connections of Wattmeter pressure coil are shown in the figure. What is the value of the wattmeter current coil resistance r, which make the connection errors the same in the two cases is Re 20 20A !SIV-200V 10X2 Type-1 Type-2


  5. Q 2. Two Types of connections of Wattmeter pressure coil are shown in the figure. What is the value of the wattmeter current coil resistance r, which make the connection errors the same in the two cases is LC MC 20 A 20A V-200V ol Type-1 Type-2 2002 2 N)


  6. Q 3. The power of a 3-0,3- wire balanced system was measured by two wattmeter method. The reading of one of the Wattmeter was found to be double that of the other. What is the power factor of the system?


  7. Q 3. The power of a 3-0,3- wire balanced system was measured by two wattmeter method. The reading of one of the Wattmeter was found to be double that of the other. What is the power factor of the system? 2 canp 3 = 30 N3 cosD COs 300.866 2


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