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1. |
Consider_the_above_problem,_find_the_reduction_in_heat_loss_if_a_steel_screen_having_an_emissivity_value_of_0.6_on_both_sides_is_placed_between_the_brick_and_steel_setting$ |
A. | 5.56 |
B. | 4.46 |
C. | 3.36 |
D. | 2.36 |
Answer» E. | |