md. abu horaira


{ City } dhaka
< Country > bangladesh
* Profession * executive
User No # 100168
Total Questions Posted # 0
Total Answers Posted # 5

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Question { NIC, 7667 }

These questions were asked at NICL for the post of
Administrative Officer(Specialist):
1. Questions on B.Tech Project
2. What is camshaft and its working
3. Shape of a Cam
4. If Otto and Diesel Cycle has same compression ratio that
which will have higher efficiency
5. Effect on IC Engine efficiency if inlet temp increased
6. Who is the current world champion in Chess(as of Sept 2012)
7. Sports person involved in dope charges(Lance Armstrong)
8. Formula for Otto cycle efficiency in terms of temperature
9. 2016 olympics will be going to held in which city


Answer

1.0 N/A
2.0 Camshaft is a shaft which attach on cam for timing
control. It is use for valve timing accordance to firing order
3.0 Various shape, depend on timing
4.0 Otto cycle
5.0 Efficiency will be increase
6.0 N/A
7.0 N/A
8.0 sorry
9.0 n/a

Is This Answer Correct ?    0 Yes 1 No

Question { 8889 }

why we can't use carnot cycle in steam power plant?


Answer

In power plant all attachment like pipe, boiler shell etc.
is not 100% Isolate. So it was always heat pass through
material by conduction, so some energy loss, So it is
impossible

Is This Answer Correct ?    2 Yes 0 No


Question { NTPC, 6889 }

gas turbine poewr plant works on which cycle


Answer

Brayton cycle or Jule cycle

Is This Answer Correct ?    4 Yes 0 No

Question { 7080 }

how many psi to one bar?


Answer

1 Bar=14.503774 Psi/Pound force/sq. incn.

Is This Answer Correct ?    2 Yes 0 No

Question { 6386 }

difference between a tower and vessel


Answer

Tower is open type
But Vessel is contain & control pressure

Is This Answer Correct ?    0 Yes 0 No