Related Questions

Which furnace employs an I.D. fan for the removal of flue gases from the furnace?
A Coke oven
B Blast furnace stoves
C Beehive coke oven
D High pressure boiler
Soaking pits are meant for heating steel
A Ingots
B Coils
C Sheets
D Slabs
Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C.
A 50
B 70
C 90
D 140
Q.(1-4): Answer the questions on the basis of the information given below. * F,G and H are insurance companies , Q,R,S and T are private detectives .Each detective works for at least one of the insurance companies. * Q always works for F and at least one of the other companies. Some of the time G employs only one of these detectives,' the rest of the time it employs exactly two of them. *F and H each employ exactly two of these detectives all the time. If R works for H only, and if S works for G and H only, T works for--
A F only
B G only
C H only
D both F and G
A garments factory employs 3 categories of workers K, M and N. The efficiency of the 3 categories of workers to do a specific task is in the ratio of 3 : 5 : 6 respectively and the factory employs 15 of category K, 12 of category M and 3 of category N. If the total wages paid to the entire group of 30 workers is Tk. 492 per hour, what will be the wages earned by a category N worker for an 8-hour day?
A Tk. 144
B Tk. 72
C Tk. 192
D Tk. 576
Which furnace employs natural draft?
A Coke oven
B Boiler
C Rotary kilns
D L.D. converter
A balanced draught boiler furnace employs __________ draught fan.
A Induced
B Forced
C Both A & B
D Neither A nor B
Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners?
A PCM
B Tar
C Light diesel oil
D Low viscosity furnace oil
Preheating prior to welding is done for the purpose of
A decreasing cooling rate
B facilitating fusion of high melting metals
C preventing hot cracking
D ensuring full penetration
Preheating is essential in welding
A Cast iron
B High speed steel
C All nonferrous materials
D All of the above

Next steps