what is maximum or Threshold value of current 7 voltage that a common man can withstand1 930
what does the regenerative braking mean?and how it used for Dc motor? thanks.2 3404
would the same effect be achieved by reversing the connection to one winding of the induction motor 3-phase?674
If ac 230volts inputsupply to full wave rectifire what is D C output voltage.3 2749
we can stepdown the voltage from 230/12v ,and we use the voltage for various electronics components why can't we step up the voltage from 12/230v if we can shall we use the voltage for domestic single phase supply5 4817
A 11000/415V distribution transformer is fed 415V upon it's LT side,Do I get 11000V upon it's Primary side ?7 8714
For having nonavailablity of 10 Amps fuse, a lineman replace the same with 5Amps two strand, Do he correct ?4 2746
What is the difference between Analogue Addressable Systems and intelligent Addressable Systems1 3677
at the time of starting back emf of a motor is zero.so how can it will start to run??1 2100
why we have to do tan delta test of the transformer oil???5 13430
How to choose primany and secondary side MCB1 1204
why firewall is build up between two transformer (220/11kv,50MVA)?what should be the firewall height?what is the clearance between firewall and transformer?2 12935
In a Synchronous generator, Can AC voltage be used instead of DC voltage in field winding of rotor to produce AC power?10 12540
how you configure motorvision relay (L&T make)from DCS
explain me the relation between torque, frequency,speed,voltage and current in the 3 phase induction motor?
what will be the min and max voltage flow from neutral to earth?
what are types of encoder
What is use of starter and choke in tube light
How can we calculate the KVA rating of a Distribution transformer from its core details?
what is the minimum (Common factor) insulatin resistance of the following a, 4mm sq wire b, cable from 50 mm sq to 800mm sq
can anyone tell me can the electromagnetic waves can be reflected back?if so how &by which material it can be reflected back?please tell me so that it can help to my wireless power trasnmission device.
What is the permissable nutral current of three phase system as per IS standards?
why ahould you show client/engineer activities clearly on the project plan
how many load we can take for lighting
What will be the fault current of any system when its generation is 10% of BASE generation( FUll Load )?Will is 10% or the same as full base calculation?
how many types are their in switchyard or substation(like D,I TYPE), what is differant between them
what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.
how make megger test for control cable like 12c x 1.5mm and what it apply voltage and test timing details.