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Question

The transmission electron microscope has a resolution of

A
2,000 nanometre
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B
200 nanometre
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C
2 nanometre
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D
0.2 nanometre
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Solution

The correct option is D 0.2 nanometre
Resolution power of a microscope is defined as reciprocal of the distance between the two objects which can be just resolved when seen through the microscope. Transmission Electron Microscope (TEM) at present provides a resolving power of about 0.2 nm. So, the correct answer is option D.

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