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A microscope is focussed on a coin lying at the bottom of a beaker. The microscope is now raised by 1cm. To what depth should water be poured into the beaker so that the coin is again in focus |
| Answer» A microscope is focussed on a coin lying at the bottom of a beaker. The microscope is now raised by 1cm. To what depth should water be poured into the beaker so that the coin is again in focus | |