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 / raghavansa
The resistance of voltmeter is high and the ammeter is low.
So check the meter wires with multimeter and found
Is This Answer Correct ? | 3 Yes | 10 No |
Post New Answer View All Answers
i installed 100kva ups. what KVA genset they should provid in input side? plz any update formula or ans with reason.
Write masons gain formula.
What Should be the value of Vector Surge angle at Tripping and how to calculate it?
in 1-phase 230v,how in 3-phase 440v. in each phase in between 230v.
how we findout a ignater is faulty or not?
sir please send me previous year questions of jspl of electrical section through which i could prepare myself fpr the test.
What is the difference between alternator and generator?
How earthing of switchgear system to be done.
What is the working principle of MIG welding? and its out put Voltage?
Why strting torqe high in inducation motor?
What is control system?
what is the safety of voltage power transformer(2250KVA0
How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?
please send me jindal previous aptitude and technical question and answer.my email id is deep_raj@live.com
i wasted one year for the job after completed my btech what can i say about 1year time in interview