Q.9 The electrical resistivity of few materials is given below in ohm-meter. Which of
these materials can be used for making element of a heating device?
A 6.84 x 10-8
B 1.60 x 10-8
C 1.00 x 10-4
D 2.50 x 1012
E 4.40 x 10-5
F 2.30 x 1017
plz......tell me
Answers
Answered by
109
the element F can be used for making an heating device because it has highest resistivity and when take unit length and unit area than the resistance is always equal to the resistivity and the opposition of electron are more which cause high amount of heat energy
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Answered by
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Answer:
element F
Explanation:
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