Interview Questions Answers in Electronics Communications

onkar singh

{ City } lucknow
< Country > india
* Profession * engineer
User No # 58339

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Questions / { onkar singh }

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Answers / { onkar singh }

Question { Philips, 47558 }

which inert gas is flowing in tube light?

Answer

only neon is used in tubelights
mercury vapors are used in mercury bulbs
argon and helium is used in normal bulbs.

Is This Answer Correct ?

0 Yes

2 No

Question { HFCL, 5508 }

Why we are using SDH Microwave instead of PDH?

Answer

there are following methods of protection in m/w system

1. space diversity
2. frequency diversity
3. hibried diversity

Is This Answer Correct ?

4 Yes

0 No

Question { HFCL, 5508 }

Why we are using SDH Microwave instead of PDH?

Answer

sorry by mistake i submited above answer here

actualy most of the operator used sdh because higher
bandwith it contains 64 e1 in comparison pdh has fewer.

Is This Answer Correct ?

7 Yes

2 No

Question { GTL, 27498 }

What can be the reasons of a Call drop?

Answer

call drop term difined as drop of call when ms is in
service area.
posible reasons are

high vswr value.
high rsl
slips in media
less ers

also depend on tilt of anteena.

Is This Answer Correct ?

3 Yes

4 No