1.

A_STAINLESS_STEEL_TUBE_WITH_INNER_DIAMETER_12_MM,_THICKNESS_0.2_MM_AND_LENGTH_50N_CM_IS_HEATED_ELECTRICALLY._THE_ENTIRE_15_K_W_OF_HEAT_ENERGY_GENERATED_IN_THE_TUBE_IS_TRANSFERRED_THROUGH_ITS_OUTER_SURFACE._FIND_THE_INTENSITY_OF_THE_CURRENT_FLOW?$

A. 52 amps
B. 62 amps
C. 72 amps
D. 82 amps
Answer» B. 62 amps


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