The coil of a moving iron instrument has a resistance of 500 Ω and an inductance of 1 H. It reads 250 V when a 250 V dc is applied. If series resistance is 2000 Ω, its reading when fed by 250 V, 50 Hz ac will be ?->(Show Answer!)

Question Set

1. The coil of a moving iron instrument has a resistance of 500 Ω and an inductance of 1 H. It reads 250 V when a 250 V dc is applied. If series resistance is 2000 Ω, its reading when fed by 250 V, 50 Hz ac will be

Show Similar Question And Answers

QA->.If three resistances 6 ohm,4 ohm and 3 ohm are connected in parallel,what will be the total resistance?....

QA->A man started to walk East. After moving a distance he turned to his right. After moving a distance he turned to his right again. After moving a little he turned in the end of his left. In which direction he going is now?....

QA->Transformers, Microphones, Induction coil, Generators, Motors, Induction coil work on the principle of?....

QA->A charge of current in neighbouring coil will induce (contribute) a voltage (emf) in a coil is termed as?....

QA->A coil of insulated wire bound on a rod shaped form made of solid iron is called?....

MCQ->The coil of a moving iron instrument has a resistance of 500 Ω and an inductance of 1 H. It reads 250 V when a 250 V dc is applied. If series resistance is 2000 Ω, its reading when fed by 250 V, 50 Hz ac will be....

MCQ->In a moving iron voltmeter the coil has a resistance of 20 Ω and an inductance of 0.3 H. The swamping resistance in 2000 Ω. To ensure correct reading with dc as well as 50 Hz ac, the value of capacitor to be connected in parallel with swamping resistance should be....

MCQ->An air cored coil has an inductance of 0.3 H. If another coil has an iron core of μr = 500, the remaining quantities being the same, the inductance of the second coil will be....

MCQ->Consider the following statements regarding sources or error in a Q-meter: If a coil with resistance R is connected in direct measurement mode and if the residual resistance of Q-meter is 0.1 R, then the measure Q of the coil would be 1.1 times the actual Q.If the inductance to be measured is less than 0.1 mH, the error due to presence of residual inductance cannot be neglected.The presence of distributed capacitance in a coil modifies the effective Q of the coil. Which of the above statements are correct?....

MCQ->A moving iron voltmeter reads 250 V when connected to 250 V dc. If connected to 250 V 50 Hz, the voltmeter reading is likely to be....

Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use | Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...Privacy | Terms And Conditions Question ANSWER With Solution