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दो वस्तुओ के बिच आवेश विनिमय के क्रम में यदि एक वस्तु दूसरी वस्तु को प्रति सेकण्ड `10^(9)` इलेक्ट्रॉन देती हो, तो 1C आवेश देने में कितना समय लगेगा ?

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Correct Answer - 198 वर्ष
`q=10^(9)e=10^(9)xx1.6xx10^(-19)C=1.6xx10^(-10)C.`
अब q आवेश के जाने 1 s में का समय लगता है,
अतः 1C के लिए अभीष्ट समय `=(1 C)/((1.6xx10^(-10)C s^(-1)))=(10^(10))/(1.6)s=6.25xx10^(9) s=198` वर्ष |

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