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Current Electricity — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsCurrent Electricity1 Mark
Question
Two resistors are connected (a) in series (b) in parallel. The equivalent resistance in the two cases are 9 ohm and 2 ohm respectively. Then the resistances of the component resistors are(a) 2 ohm and 7 ohm(b) 3 ohm and 6 ohm(c) 3 ohm and 9 ohm(d) 5 ohm and 4 ohm
       
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Answer

(b) 3 ohm and 6 ohm

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