An astronomical telescope has objectives and eye-piece lenses of focal length 3.5m and 5cm respectively. Determine the magnifying power of the telescope when in normal adjustment

Similar Questions

Every house supplied with electricity is provided with a box of fuses so that ...

The set-up illustrated above shows a capillary tube of uniform cross-sectional area in two different...

A spring of force constant 500 NM-1 is compressed such that its length shortens by 5cm. The energy s...

The diagram above represents the stress-strain graph of a loaded wire. Which of these statements is ...

The work function of a metal is 4.65ev and the metal is illuminated with a radiation of 6.86ev. What...

A magnetic needle is suspended first at the earth's north magnetic pole and then at a point on t...

The mechanism of heat transfer from one point to another through the vibration of the molecules of t...

Absorption line spectra exhibited by atoms is a result of ...

A car traveling at 30ms$^{-1}$ overcomes a frictional resistance of 100N while moving. Calcul...

A force of 5N act at a point Y on a rod XYZ as shown in the diagram above, if XY is 2m. What is the ...