What happen when diesel genset supply connect to main supply ? Answer : The connection should be made at an appropriate point… View Answer
Why we are used APFC Panel in industrial area. When P.F. low then what will be the effect in our system ? Answer : When the power factor is unity, then industries receive active power… View Answer
The transformer which is smallest in size is and how to calculate that ? The options are 100 KVA, 50 Hz; 100 KVa, 100 Hz; 100 KVA, 25 Hz; 50KVA, 25 HZ ? Answer : 100 KVA, 100 Hz… View Answer
Explain the functions of main isolation switches ? Answer : The isolator is a mechanical switch which isolates…. View Answer
What is the use of conservator, buchholz relay, breather in a transformer ? Answer : Buchholz relay is to protect the winding from over heat… View Answer
What is the difference between KV, KVAR, KVA, KW ? Answer : Kv is called as Kilo Volts or 1000Volts… View Answer
What is the difference between MCCB & ACB & VCB ? Answer : MCCB– Moulden Case Circuit Breaker… View Answer
What are the advantages of star-delta starter with induction motor ? Answer : The main advantage of using the star delta starter is reduction of current during… View Answer
What is AVR and tell its principle and working ? Answer : AVR is automatic voltage regulator which is nothing but stabilizer… View Answer
Why CRGO material is used in transformer ? Answer : CRGO is used in transformer to reduce the core losses in transformer… View Answer
How to calculate VCB current rating for 2000 KVA transformer ? Answer : Power is defined as the rate of doing work… View Answer
What is the error message that you would get if you try to assign “Null” to an integer variable ? Answer : error message: cannot convert null to int… View Answer
DFD for E-Commerce Website Answer : The System is recognized as a complete system “Fruit Bazaar System… View Answer
What is the difference between shell script and perl ? Answer : Shell script is platform(OS) only for Unix flavour… View Answer
How to connect to the Database from QTP ? Answer : Create an ADODB connection object which is required step for connecting to database as below…. View Answer
How to run PHP in command line ? Answer : PHP is a server side scripting language, a lot of development using PHP… View Answer
How to download a php script directly in your script page ? Answer : Here we create a PHP script, name it “download.php”… View Answer