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Engineering Interview Questions
Questions Answers Views Company eMail

WHAT ARE THE DISADTAGES OF SINGLE-WIRE-EARTH-RETURN SYSTEM USED FOR RURAL ELECTRIFICATION?

1978

on interface level transmitter model(RTG3302-EMERSON) What is threshold valve how can we select correct threshold value T1,T2,T3,T4 When interface water & hydro carbon

2153

A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is observed the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

2320

What is the range of the stator resistance of 3 phase induction motor?

1901

what is the stripping time of beam?

3 10242

what is penetration test?why it is done?

1 3533

types of piles?

4 8262

parts of stair-case?

3 7192

IF THE OUTPUT OF A 100KVA, 415V GENERATOR IS STEPPED UP TO 11KV WITH A 500KVA TRANSFORMER,CAN THE TRANSFORMER BE LOADED ABOVE THE SOURCE GENERATOR RATING?

4 10102

what is the difference between rcc pipe (pressure or non- pressure)and rcc hume pipe?

1 12198

What will happen when a DC series motor suppllied by an AC source ?

2 5198

i have 20 kw motor & my vfd drive capcity is 18 kw if possible to use 20kw motor on this vfd?

4 9900

Why PT burnts?

2 4903

what will be happened when a single phase motor is supplied by the dc supply

3 6330

Tell me the field calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter.

3210


Un-Answered Questions { Engineering }

how ratio is calculated for any grade of concrete. for e.g. sppose M20 requires(x;y:z) quantity of cememt sand and aggregate.

2077


What is magneto on a gas generator. how it functions. its out put is d.c or a.c. how it can be checked for correct functioning

1916


in tpp how steam pr. decreases from steam drum to main steam line

2005


explain the functional Descriptions D/300PCI-E1 and D/300SC-E1

1117


How to calculate VCB rating for 33KV ,25 MW Power line?

1750


Regarding , there is an air cooler which control the fans(50% of AV FANS) by temperature in outlet , and the louver of Air cooler is controlled by HIC from control system , So if on Air cooler we will consider 2 individual I/P converter or positioner?

1763


For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

2996


What is iiucr in relation to petrol engine ?

1307


What is the use of temperature compensation?

2008


Explain the types of satellite?

795


How to calibrate Magnetic flow Transmitter in Field

1270


A very strange fault i cam across today,that i never experienced not studied before, i need an answer for this. Phase to phase or line to line , L1,L2 & L3, voltages are 490VAC, but if i use line to ground , its again 490 VAC. . . whats the fault and theory behind of it?

1931


What is thresh hold value of current?

2172


Yokogawa CENTUMVP R6.09 unable to download to Engineering Station with ExaOPC R3.75 The issue is when I try to download the common project section to the Engineering Station (STN) from the HIS in System View, it is unable to connect. The error displayed is: WARNING: Could not connect to equalize destination. (7001) Retrying. Number of retries = 0/1 ERROR: LdXopsLoadMain: connect error 10060 ERROR: Processing terminated due to connection error. (7002) Equalization end with errors. STN0149 ---- ERROR = 2 WARNING = 1 ---- Background: >Updated the ExaOPC software on the STN from 3.60 to 3.75 >STN operating system is Windows Server 2008 R2 >HIS operating system is Windows Server 2016 Stanard Solutions attempted include: >Ensuring all IP addresses are correct and all networked devices can be pinged. >The ability to ping a device using its host name from another device ( from HIS) >Ensure both devices firewalls are disabled. >The antivirus installed on the STN is disabled. >Ensuring both devices are within the same workgroup. >Added both devices to each other's Host and LMHost files. >Running IT Security tool after changing any administrative settings.

2194


What is error of a measurement?

1217