An oil immersion microscope can just resolve two point objects separated by 0.6 m, when light of wavelength 485 nm is used for illumination. If the semi vertical angle is `20^@`, calculate the refractive index of the oil used and resolving power of the microscope.

Light of wavelength 5,000 Å is used in a microscope of numerical aperture 0.10. Calculate the resovlving power of the microscope.

While using a microscope it is found that the semivertical angle is 15^@ , Calculate the limit of resolution and resolving power when light of wavelength 540 nm illuminates the specimen.

Light of wavelength 5,000 Å is falling on a microscope objective lens with a cone angle of 60^@ . Calculate the resolving power of the microscope.

While using a microscope it is found that the semivertical angle is 15^@ . Calculate the limit of resolution and resolving power when light of wavelength 540 nm illuminates the specimen.

Calculate the resolving power of a telescope when light of wavelength 540 nm is used. Diameter of objective lens is 6 cm .

The numerical aperture of a microscope is 0.31. If the wavelength of light used in 600 nm, calculate the resolving power of the microscope.

Assume that light of wavelength 500 nm is used to illuminate a telescope. What is the resolving power of a telescope whose objective has a radius of 200 cm ?

Assume that light of wavelength 500 nm is used to illuminate a telescope. What is the resolving power of a telescope whose objective has a radius of 200 cm ?

A microscope is used to resolve two self luminous objects separated by a distance of 5 xx 10^(-5)cm and placed in air. What should be the minimum magnifying power of the microscope in order to see the resolved images of the objects? The resolving power of the eye is 1.5 and teh least distance of distinct vision is 25 cm.