The total emissivity power is defined as the total amount of radiation emitted by a black body per unit HomeHeat MCQsThe total emissivity power is defined as the total amount of radiation emitted by a black body per unit Share your love WhatsApp Facebook Telegram Twitter Pinterest Q. The total emissivity power is .defined as the total amount of radiation emitted by a black body per unit A. temperature B. thickness C. area D. time Answer: time