A) decrease in wavelength of incident light
B) increase in wavelength of incident light
C) increase in diameter of objective mirror
D) both [a] and [c].
Correct Answer: D
Solution :
[d]: R.P. of telescope\[=\frac{D}{1.22\lambda }\] It can be increased by increasing D and decreasing \[\lambda \].You need to login to perform this action.
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