Answer Posted / sandeep singh vyas
when magnetic flux cuts due to this reason transformer creates a sound
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
In a voltage-controlled current source A A current booster is never used B The load is always floated C A stiff current source drives the load D The load current equals Isc
Why do we apply both Differential and REF (HV and LV) protection schemes on YNyn configuration of a transformer?
Why we make earth connection with Transformer Body and What will be the minimum size of copper wire as per code with respect to KVA rating of Transformer?
What is phase cross over frequency?
What is the difference between Encoder and Resolver?
In both 600/1000 V cable and 450/750 V cable, we can supply 415 V. However for distribution, all utilities are using only 600/100 V instead of 450/750 V. What is the reason?
In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?
If any HVDC line is going with positive & negative(the negative usually have return path of current with earthing electrode). Now the question is if this HVDC earthed electrode which is using as return path and earthed any nearby 400kv or 220kv AC substation equipments. which will be the impact of this on AC substation & its equipment, how severe may be this and what should be the minimum distance require between HVDC earthed electrode and AC substation equipments? It's really an high engineering level question...Dare to answer and increase your knowledge.
What are chief characteristics of state-space method and its techniques ?
What are the types of class b amplifier?
why do we put a transformer on soak before loading it
can we use ZNyn11 transformer instead of Dyn11 transformer in distribution for effectively eliminating harmonics from the industrial loads.
how we can adjust for three phase motor cold stall time ,hot stall time and thermal register set up?
solar inverters was not connected to the nuteral link .this nutwral possible to any other systems
What is the permissible limit of shaft voltage for 6.6 KV motors ? Why? Is there any standard is available?