The radius of curvature of a convave mirror is 24 cm and the imager is magnified
The radius of curvature of a concave mirror is 24 cm and the imager is magnified by 1.5 times. The…
7 years ago
Ray Optics
The focal length of the objective of a terrestrial telescope is 80 cm
The focal length of the objective of a terrestrial telescope is 80 cm and it is adjusted for parallel rays,…
7 years ago
An object is placed at a distance of 10 cm from a co-axial combination of two lenses
An object is placed at a distance of 10 cm from a co-axial combination of two lenses A and B…
7 years ago
A short linear object of length L lies on the axis of a spherical mirror of focal
A short linear object of length L lies on the axis of a spherical mirror of focal length f at…
7 years ago
In a compound microscope, the focal length of the objective is 2.5 cm and of eye lens
In a compound microscope, the focal length of the objective is 2.5 cm and of eye lens is 5 cm.…
7 years ago
If the image formed by a convex mirror of focal length 30 cm is a quarter of the size
If the image formed by a convex mirror of focal length 30 cm is a quarter of the size of…
7 years ago
A concave mirror of focal length f₁ is placed at a distance d from a convex lens
A concave mirror of focal length f₁ is placed at a distance d from a convex lens of focal length…
7 years ago
A ray of light is incident at an angle of incidence i, on one face of a prism
A ray of light is incident at an angle of incidence i, on one face of a prism of angle…
7 years ago
The diameter of the eye ball of a normal eye is about 2.5 cm. The power of the eye
The diameter of the eye ball of a normal eye is about 2.5 cm. The power of the eye lens…
7 years ago
For having large magnification power of a compound microscope
For having large magnification power of a compound microscope Options (a) length of the microscope tube must be small (b)…
7 years ago