You are given 220 V supply source, four wires, an ammeter
and voltmeter. There is no any indication or description on
meters. How will you identify which is ammeter or voltmeter?
Answer Posted / d vittaleshwar
voltmeter is designed with high resistance and ammeter is designed with low resistance.with out giving supply to the meters also we can find which is ammeter and which is voltmeter.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
How will you utilise electrical power? You can start from the generating station.
What is voltage divider rule?
can i connect REF and Differencial relay in 1 CT core for transformer protection?
How to synchoronize the generator (with gcb,GT) to grid????? ????? from Grid iam getting power (rated 400kv/20kv) through GT and its goes to UAT.,,ST.,, now my generator(rated 20kv ) ready.,, now iam closing my GCB.,, in GT iam suddenly giving 20kv on that Gt.,, what will happend
What is the ratio of true power to apparent power in an ac circuit?
could an induction motor be used for regenerative braking in electric-train control? in this type of application would some scheme have to be devised to obtain low synchronous speeds while braking? would induction-motor drive, therefore, be suitable for passenger service?
When distance between two pulleys is not fixed, the tension of belt is adjusted by a) driver shaft b) driven shaft c) adjustment screw d) belt
how u select control transformer for a mccb panels or any panels?for expample we hav 440 volts maim supply and control volts is 230v?
How to work E.L.C.B and how to connect in circuit.
What is the actual meaning of thermal power efficiency ?
What is Surge Capacitor? Why it is require in Generator Circuit Breaker,inspite of surge arrester?
On what basis do you decide the ONAN (Oil Natural air natural) or Dry type transformer for a project?
please send the IS strandard for electrical to sakthi_murugan86@yahoo.co.in
Why corona leads to production of Ozone and glow of the color VOILET?
Dear sir, I completed DECE In the year 1995.Now i am working in a private company from last 10 years as an Electrical supervisor.The company having a 1000 KVA transformer.Now i try to apply "C" Licence. I am eligible or not.If not eligible,pls give solution.