7. A Sudheer wants to find focal length of a concave mirror azperimentally
What apparatus does he need?
Is the screen required or not? Explain?
Draw the table required to tabulate the values found in his experiment?
What is the formula used by him to find the focal length?
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Explanation:
. A Sudheer wants to find focal length of a concave mirror azperimentally
What apparatus does he need?
Is the screen required or not? Explain?
Draw the table required to tabulate the values found in his experiment?
What is the formula used by him to find the focal length?
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