Bangladesh Steel & Engineering Corporation BSEC Viva Questions 2014 (Asstt.Engr. Mech)
Place: BSEC Bhavan, Karwan Bazar, Dhaka.
1. What is Economizer? How it works?
Economizer- It is an accessories used in Boiler for raise the boiler efficiency . It works by using flue gas comes out from the boiler.
2. What is super heater and why it is used?
Super heater- It is another accessories using in Boiler for super heated the saturated steam. It is used to superheated the steam.
3. What is the Boiling point of water at Atmospheric pressure?
Boiling point - It the condition when water turns to steam. The boiling point of water is 212 F/100 C
4. What is critical point of temperature of Water?
Critical point- The point or temperature when the water will not boil further more.
5. What is the affect of raising temperature in Boiling point of water?
The boiling temperature will increase.
6. What is corundum ? Which material is used in Aeroplane ?
Corundum is the mine of Aluminum and Duralimin , the alloy of Al is used in Aeroplane.
7. Name some physical properties of Metal.
8. What do you mean by Environmental pollution?
Carbon Emission is the main Environmental Pollution.
9. name the recent EU agreement on Carbon emission reduction.
40% reduction of Carbon Emission.
10. Translate into English- Azan Namazer thike ahban koretesi