The objective of a compound microscope is essentially - Vidyadip

MCQ

The objective of a compound microscope is essentially

A
A concave lens of small focal length and small aperture
B
Convex lens of small focal length and large aperture
C
Convex lens of large focal length and large aperture
✓
Convex lens of small focal length and small aperture

✓

Answer

Correct option: D.

Convex lens of small focal length and small aperture

d
( d)

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from 9. Ray optics abd optical instruments→9. Ray optics abd optical instruments — all question types→Physics STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

To generate a power of $3.2\, mega\, watt$, the number of fissions of ${U^{235}}$ per minute is

(Energy released per fission $= 200\,MeV, 1\,eV = 1.6 \times {10^{ - 19}}J)$

A satisfactory photographic print is obtained when the exposure time is $10 \,sec$ at a distance of $2\, m$ from a $60 \,cd$ lamp. The time of exposure required for the same quality print at a distance of $4\, m$ from a $120\, cd$ lamp is.....$sec$

The depletion layer in the $ P-N$ junction region is caused by

An optical component and an object $S$ placed along its optic axis are given in Column $I$. The distance between the object and the component can be varied. The properties of images are given in Column $II$. Match all the properties of images from Column $II$ with the appropriate components given in Column $I$. Indicate your answer by darkening the appropriate bubbles of the $4 \times 4$ matrix given in the $ORS$.

Column $I$	Column $II$
$Image$	$(p)$ Real image
$Image$	$(q)$ Virtual image
$Image$	$(r)$ Magnified image
$Image$	$(s)$ Image at infinity

Thermionic emission from a heated filament varies with its temperature $T$ as

The maximum peak to peak voltage of an $AM$ wire is $24 \,mV$ and the minimum peak to peak voltage is $8\, mV$. The modulation factor is.....$\%$

In a typical Wheatstone network, the resistances in cyclic order are $A = 10 \,\Omega $, $B = 5 \,\Omega $, $C = 4 \,\Omega $ and $D = 4 \,\Omega $ for the bridge to be balanced

Two infinite plane parallel sheets separated by a distance d have equal and opposite uniform charge densities σ. Electric field at a point between the sheets is

In hydrogen atom, the electron makes $6.6 \times 10^{15}$ revolutions per second around the nucleus in an orbit of radius $0.5 \times 10^{-10}m$. It is equivalent to a current nearly

Combination of two identical capacitors, a resistor $R$ and a $DC$ voltage source of voltage $6\; V$ is used in an experiment on $C-R$ circuit. It is found that for a parallel combination of the capacitor the time in which the voltage of the fully charged combination reduces to half its original voltage is $10\; s$. For series combination the time needed for reducing the voltage of the fully charged series combination by half is