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if a bulb is marked as 100V-50w calculate its resistance

Posted by Laxmikanth Wagmode Wagmode 5 years, 5 months ago

CBSE > Class 10 > Science

2 answers

Laxmikanth Wagmode Wagmode 5 years, 5 months ago

Thankyou

? Pranali.A.P ? 5 years, 5 months ago

==> r=v²/p ...... ===> r = (100)²/50 ....... ===> r=10000/50...... ====> r = 200 ohm

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