alleryThe third factor in Joule's law of heating is the:
AThe turns
BThe torque
CThe tension
DThe time
Answer & Solution
Correct answer: D. The time
1. Current squared and resistance are the first two.
2. Heat builds up while current flows.
3. It is the time for which current flows.
_Source: syllabus Science, Ch 12 'Electricity'_
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