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Given below are two statements. One is labelled as Assertion (A) and the other is labelled as reason (R).
Assertion: By increasing the diameter of the objective of telescope, we can increase its range.
Reason : The range of a telescope tells us how far away a star of some standard brightness can be spotted by telescope.

In the light of the given statements, choose the correct answer from the options given. 

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(A) is true but (R) is false

Both (A) and (R) are true but (R) is not the correct explanation of (A)

Both (A) and (R) are true and (R) is the correct explanation of (A)

Both (A) and (R) are false

answer is B.

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Detailed Solution

The larger the diameter of the objective lens the more light gathering power the telescope will have and even the far stars will produce images of optimum brightness .

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