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| Question |
why the color of tube light is white? |
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Answer Posted By |
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Question Submitted By :: Sushma |
| This Interview Question Asked @ TCS |
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I also faced this Question!! |
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| Answer | because of fluoroscent material present in it.  |
| Aseef
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| Answer | the inner surface of tube light is polished by murcury
powder of white color |
| Hiralal
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| Answer | FLUOROSCENT |
| Divya
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| Answer | to observe less heat. |
| Sony
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| Answer | because it reflects all frequencies of light. |
| Padma
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| Question |
What is the difference between CAT 5e communication cable &
CAT4 Communication cable |
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Answer Posted By |
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Question Submitted By :: Rk |
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| Answer | CAT4 are used for Token Ring & gigabit transmission over
CAT5 wire, that's CAT 5e |
| Shirish Tandel
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| Question |
DEAR SIR/MADAM
WHAT IS THE BASIC DIFFERENCE BETWEEN (ELECTRONICS &
COMMUNICATION ENGINERING) & (ELECTRICAL & ELECTRONICS
ENGINEERING) & ABOUT THEIR BOOM |
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Answer Posted By |
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Question Submitted By :: Nipin |
| This Interview Question Asked @ TCS |
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I also faced this Question!! |
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| Answer | electronics deals with signal, small
voltage,semiconductor,small circuit of passive/active
components, conversion , generation ,transmission,
receiving the signal and also control the electrical power
and electrical deals with current votage power genertaion
distribution transmission utilization of current/voltage |
| Hiralal
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| Answer | in electronics and comm. we mostly deals with the minute
voltahe,current,and also with the modulation of signals but
in electrical and electronic engg. we deals with the large
and also small parameters of electronics in this power
comsumptin is high. |
| Vimal
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| Answer | in electronic we deals electricity at micoamps or we can say
we have to deal with semiconductors while in electrical we
deals with kiloamps we have to deal with conductors |
| Tarun Aggarwal
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| Question |
what is silica fumes or micro silica? and whr is it used?
wat r its advantages? |
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Answer Posted By |
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Question Submitted By :: Faiz |
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| Answer | silica fumes are used to manufactured fly ash cement.are
nothing but the lumps of silica. |
| Vinit
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| Answer | Silica fume is 100 times more finer than cement. the
surface area for opc cement is 225 sqm/kg. silica fumes
gives more strength to the concrete as it fill the void
which exist between the cement partical Delhi metro rail
corporation is going to used for designing m80 or more
grade concre |
| Adityadmrc
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| Answer | Micro Silica (or) Silica Fume is a Finer particle than
Cement. It is used in High Strenght Concretes (Example .
M50,M60 & above).
The purpose is to fill the the small voids which cement
can't fill. The surface area of Micro Silica is appx 30000 -
45000 sqm/kg whereas for cement it is 350 - 600 sqm /kg. |
| Veeravalli
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| Question |
how to measure the A.C flux .-instrument |
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Answer Posted By |
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Question Submitted By :: Pks |
| This Interview Question Asked @ NTPC |
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I also faced this Question!! |
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| Answer | not known exactly i think tungtester is used in sub-stations |
| K.n.kumar
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| Question |
how to detect the presence of underground cable(while
digging road)etc. -give the name of instrument |
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Answer Posted By |
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Question Submitted By :: Praveen |
| This Interview Question Asked @ NTPC |
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I also faced this Question!! |
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| Answer | by the use of device called cable tracker or locator. |
| Dolnarayan Patel
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| Answer | by using f.l.c means fault location cable |
| Mohit
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| Answer | The presence of underground cable is detected by HT or LT
route marker. |
| Jaswinder
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