Given Perfect Lenses,what Is the Main Reason That a Telescope

question 119

Multiple Choice

Given perfect lenses,what is the main reason that a telescope with a large-diameter objective lens can produce a sharper image than one with a small-diameter lens?

• A)A larger lens can gather more light than a smaller lens.
• B)A larger lens can focus more accurately than a smaller lens.
• C)There is less diffraction with a larger lens than with a smaller lens.
• D)A larger lens can focus more wavelengths of light than a smaller lens.
• E)A larger lens has a longer focal length than a smaller lens.