Toggle navigation
Home
KPSC Previous Question Papers
Article Category
kerala psc
upsc
General
Popular Pages
Multiple Choice Question in aptitude-area
Multiple Choice Question in non-verbal-reasoning-grouping-of-images
Multiple Choice Question in aptitude-compound-interest
Multiple Choice Question in engineering-mechanics-kinetics-of-a-particle-impulse-and-momentum
Multiple Choice Question in 035/2016
Multiple Choice Question in electronic-devices-bipolar-junction-transistors
Question Answer in
Multiple Choice Question in database-database-redesign
Question Answer in malayalam-kerala-psc-questions
Multiple Choice Question in malayalam-kerala-psc-questions
Multiple Choice Question in current-affairs-2017-03-05
Question Answer Bank
Multiple Choice Question Bank
Question Answer Category
Multiple Choice Question Category
Home
->
Multiple Choice Questions
Question Set
electronics and communication engineering measurements and instrumentation
1. Which of these has a magnetic brake?
(A): Dynamometer wattmeter
(B): Energy meter
(C): Frequency meter
(D): Thermocouple ammeter
Previous Question
Show Answer
Next Question
Add Tags
Report Error
Show Marks
Ask Your Doubts Here
Type in
(Press Ctrl+g to toggle between English and the chosen language)
Post reply
Comments
By: guest on 02 Jun 2017 01.00 am
Braking torque, in an energy meter, is provided by a magnet.
Show Similar Question And Answers
QA->Which of these electro magnetic waves is made use in taking photographs of distant objects?....
QA->When do all the magnetic materials lose their magnetic properties?....
QA->‘I have been touring different parts of the world. During these travels, I have had the good fortune to come into contact with several saints and maharshis. But I have frankly to admit that I have never come across one who is spiritually greater than Swami Sree Narayana Guru of Kerala” Whose words are these?....
QA->The instrument which has ability to convert sound into magnetic energy?....
QA->Who is the inventor of Elevator brake (lift)?....
MCQ->Assertion (A): When an electron is revolving in its orbit and magnetic field is also present, the angular frequency of electron will be affected by the magnetic field.Reason (R): In the case of electron revolving in its orbit in the presence of magnetic field, the orbital magnetic dipole moment is not affected by the presence of magnetic field.....
MCQ->The brake power (B.P.) of the engine is given by (where W = Brake load or dead load in newtons, l = Length of arm in metres, N = Speed of engine in r.p.m., S - Spring balance reading in newtons, D = Dia. of brake drum in metres, and d = Dia. of rope in metres)....
MCQ->When the frictional force helps to apply the brake, then the brake is said to be self-energizing brake.....
MCQ->Which of the following pairs are correctly matched ? 1. Alpha iron....non magnetic 2. Beta iron....strongly magnetic 3. Gamma iron....non-magnetic and capable of dissolving carbon. 4. Delta iron....non-magnetic and absorbs very little carbon. Select the correct answer using the codes given below :....
MCQ->Read the following statements Magnetic tape is a sequential device.Magnetic disc is a direct access device.Magnetic tape and disc are both sequential devices.Magnetic tape and disc are both direct access devices. Which of the above statements are correct?....
×
×
Type The Issue
×
Your Marks
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