Two resistors of resistance, \(100\)\(\Omega\) and \(200\)\(\Omega\) are connected in parallel in an electrical circuit. The ratio of the thermal energy developed in \(100\)\(\Omega\) resistor to that in \(200\)\(\Omega\) resistor in a given time is:
1. \(4:1\)
2. \(1:2\)
3. \(2:1\)
4. \(1:4\)
Subtopic: Heating Effects of Current |
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NEET - 2022
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A filament bulb (\(500\) W, \(100\) V) is to be used in a \(230\) V main supply. When a resistance\(R\) is connected in series, the bulb works perfectly and consumes \(500\) W. The value of \(R\) is:
1.
\(230\)
2.
\(46\)
3.
\(26\)
4.
\(13\)
Subtopic: Heating Effects of Current |
66%
From NCERT
NEET - 2016
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