electrical power consumed by the hot
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![6. An electric hot plate is placed in a room which is maintained at a temperature of 297 K.
The plate is maintained at a temperature of 403 K and has an emissivity of 0.8. If the plate
surface resembles a circular disc of diameter 250 mm, electrical power consumed by the hot
plate will be;
a. 22 W
b. 65 W
c. 75 W
d. 86 W](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff8d7905d-810b-4230-b6ba-6a364d331c93%2Fc50b7bdd-ab31-4792-a60a-5d2c7bac229d%2Fkpm2owl_processed.png&w=3840&q=75)
Transcribed Image Text:6. An electric hot plate is placed in a room which is maintained at a temperature of 297 K.
The plate is maintained at a temperature of 403 K and has an emissivity of 0.8. If the plate
surface resembles a circular disc of diameter 250 mm, electrical power consumed by the hot
plate will be;
a. 22 W
b. 65 W
c. 75 W
d. 86 W
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