An isothermal spherical body is suspended in the air. The body temperatute is 700K and diameter measures 20cm. Considering the cube as blackbody determine the total emissive power of the body in kW/m O a. 13614 b. 56700 OC 13.608 d. 56.7 A 1500 W capacity spherical heating element having diameter of 0.25m which is exposed to a room and transfers complete heat to the room. If the room temperature is 29°C, Determine rate of heat flux to the room from the heating element. O a. 1910 W/m2 O b. 7369 W/m2 O c 1177 W/m O d. 7639 W/m2