Question Set

1. All coil cores are made of iron.



Ask Your Doubts Here

Type in
(Press Ctrl+g to toggle between English and the chosen language)

Comments

Show Similar Question And Answers
QA->A coil of insulated wire bound on a rod shaped form made of solid iron is called?....
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->When an iron nail gets rusted, iron oxide is formed?....
QA->A magnet made by binding insulated copper wire over a soft iron piece and passing an electric current through the wire is called?....
MCQ->All coil cores are made of iron.....
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->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->A parallel resonant band-pass filter consists of a 90 resistor in series with a parallel network made up of a 60 mH coil and a 0.02 F capacitor. The output is taken across the capacitor/coil. The coil winding has a resistance of 20 . What is the center frequency of the filter?....
MCQ->In an air cored coil, a current of 0.7 A causes a flux of 5 x 10-6 Wb. If the core is made of cast iron and the coil is similar, the same current can set up a flux of about....
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