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प्रश्न
Study the three electric circuits below. Each of them has a glass rod (G), a steel rod (S), and a wooden rod (W).
In which of the electric circuits would the bulb not light up.
विकल्प
A only
C only
A and B only
A , B and C
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उत्तर
A and B only
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संबंधित प्रश्न
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