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A metal plate weighing 750g is to be electroplated with 0.05% of its weight of silver. If a current of 0.8A is used, find the time (approx) needed for depositing the required weight of silver (ECE of silver is 11.8×10⁻⁷kgC⁻¹)
Options
(a) 5 min 32s
(b) 6 min 37s
(c) 4 min 16 s
(d) 6 min 10 s
Correct Answer:
6 min 37s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Light is emitted when
- A string is stretched between fixed points seperated by 75 cm. It is observed
- A tyre filled with air (27° C and 2 atm) bursts. The temperature of air is (ˠ=1.5)
- When photons of energy hν are incident on the surface of photosensitive
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Topics: Current Electricity (136)
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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