Web19 aug. 2024 · An induction type wattmeter is a measuring device that can measure electric power in AC circuits only. It works on the principle of electromagnetic induction. … Web13 aug. 2024 · Following is the list of practice exam test questions in this brand new series: MCQ in AC Motors. PART 1: MCQ from Number 1 – 50 Answer key: included. PART 2: MCQ from Number 51 – 100 Answer key: included. PART 3: MCQ from Number 101 – 150 Answer key: included. PART 4: MCQ from Number 151 – 200 Answer key: included.
Pressure Measurement Multiple Choice Questions and Answers …
WebAnswer ⇓. B. 9. In a low power factor wattmeter the pressure coil is connected. (A) to the supply side of the current coil. (B) to the load side of the current coil. (C) in any of the two meters at connection. (D) none of the above. Webmodern wattmeter are designed to carry current of about 20 amperes in order to save power. Control system - Out of two controlling systems i.e. gravity control and spring control, only spring controlled systems are used in these types of wattmeter. Gravity controlled system cannot be employed because they will contain appreciable amount of errors. hero wars awakened might
Induction Type Meters Electrical4U
Web30 mrt. 2024 · The operation of induction type instruments depends on the production of torque due to reaction between two magnetic fluxes having some phase difference or … WebAn induction wattmeter can be used for A. both D.C. and A.C. B. D.C. only C. A.C. only D. any of the above Answer: Option C Join The Discussion Ramesh Parmar : 4 years ago … Web9 jan. 2024 · An induction meter can handle current upto …………. 10 A 30 A 60 A 100 A Ans. 4 Q11. For handling greater currents induction wattmeter are used in conjunction with ……………. potential transformer current transformer power transformer all of the above Ans. 2 Q12. ……………….. devices may be used for extending the range of the … hero wars best ancient hydra team