Furnace Technology Forced recirculation of furnace gases is practised All of these To ensure uniform temperature To increase heat transfer by convection In furnaces, operating below 750°C All of these To ensure uniform temperature To increase heat transfer by convection In furnaces, operating below 750°C ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C. 4500 2000 6000 3000 4500 2000 6000 3000 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Turndown ratio of a burner gives an idea of the __________ in the furnace. Maximum heat input rate only Minimum heat input rate only Volume of the combustion chamber Range of fuel firing rates Maximum heat input rate only Minimum heat input rate only Volume of the combustion chamber Range of fuel firing rates ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Regenerators compared to the recuperators for the same duty Are less costly Are of smaller size Occupy more space All of these Are less costly Are of smaller size Occupy more space All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Dampers are located Anywhere after the I.D. fan Near the top of the chimney Before the I.D fan After the I.D. fan Anywhere after the I.D. fan Near the top of the chimney Before the I.D fan After the I.D. fan ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Cement Kiln is a Batch furnace Rotary Kiln Natural draft furnace Tunnel Kiln Batch furnace Rotary Kiln Natural draft furnace Tunnel Kiln ANSWER DOWNLOAD EXAMIANS APP
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