Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the difference b/w ATS and HTS?

Mikano,

1693

What are PLC leader logic program method

AIS,

1247

what is a power factor?

MPWU Kiribati, Thermo,

1301

what is draiv work

1429

Sir i completed diploma in electrical from govt. Polytechnic dhanbad (jharkhand) . In 2012 . Now i am working in sail iisco plant . Sir i want to get electrical supervisory certificate for applying in ongc . From where i get this certificate please guide me procedure step by step

1 2007

current transformer balance the power level on both sides. e.g in case of step up, at secondary side voltage rise but current decrease and vice versa in case of step down transformer. but how this power level remains same in case of current transformer and voltage transformer

1146

Find the netid and hostid for the following classful IP addresses? i) 117.34.3.8 ii) 132.57.8.6 iii) 207.3.54.12

UOG,

2 12144

Briefly define and explain the following different types of Pulse Amplitude Modulation (PAM) with some examples. i) 2-PAM ii) 4-PAM iii) 8-PAM iv) 16-PAM v) Quadrature Amplitude Modulation (QAM)

UOG,

1624

What is the theoretical capacity of a channel in each of the following cases? i) Bandwidth: 20KHz SNR(dB) =40 ii) Bandwidth: 200KHz SNR(dB) =06 iii) Bandwidth: 1MHz SNR(dB) =20

UOG,

4671

An ISP is granted a block of addresses starting with 150.80.0.0/16. The ISP wants to distribute these blocks to 2600 customers as follows. a) 200 medium size businesses; each needs 16 addresses b) 400 small businesses; each needs 8 addresses c) 2000 households; each needs 4 addresses Design the subblocks and give the slash notation for each subblock. Find out how many addresses are still available after these allocations.

UOG,

6989

What will happen if i replace a inductive proximity switch with photo sensor in a machine?

Hitachi,

1389

Myself completed B.Tech ECE in private university but i am working as an testing and commissioning engineer in electrical field whether i am eligibility to apply electrical licence.

1 1781

what is a pilot wiring and whys that called a pilot wiers

1336

Explain Analog and Digital signals?

UOG,

1 2300

Explain Continuous and Discrete signals?

UOG,

1281


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Un-Answered Questions { Electrical Engineering }

What is principle of Floroscent tube 36watt.

1561


can any one tell me about the Extra low voltage systems?From where we give supply to these type of systems??

1499


how is the incoming cable size calculated for a given current rating of a panel??

1418


whit is 33kv power 300*300 cable full current with formula

1383


What is power in wattage of 8.5 TR AC

1178






What is the meaning of 40X8X2 busbar dimensions for carring load of 400 Amps

1563


I want to replace the 3 KW DC motor with AC motor so what should be the rating of AC motor? Details Of DC motor to be changed with AC are - Kw - 3, Vf - 310, If - 0.15, Va - 400, Ia - 13, RPM - 2400

1398


What are the main advantages of generalized error co-efficients?

629


How does an induction motor start?

725


In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?

1567


What is frantic effect?

687


i am going to attaned the engineer (disign)iterview at HAL please give me duid line

1757


I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1400


what is the purpose of shading ring or shading coil in electrical equipments.

3940


what are factors to be consider in electrical installation like load factor,diversity factor .....

1346