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Question

The first practical solar cell was made in


A

1954

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B

1964

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C

1974

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D

2002

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Solution

The correct option is A

1954


Explanation

  1. Solar cell converts solar energy into electrical energy.
  2. In April 1954 the first silicon solar cell was developed by the Bell laboratories.
  3. Therefore, the first practical solar cell was made in 1954.

Hence, option (a) is the correct answer.


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