# Geometrical Optics Questions and Answers

Physics
Geometrical Optics Solutions
A construction company designs a new office tower with an outer surface mostly made of glass (nglass= 1.52). The company wishes that the glass appear a reddish-orange without having to use coloured
Physics
Geometrical Optics Solutions
An object is placed at a distance of 50 cm from a plane and a concave mirror with f=40 cm. Therefore the conclusion we can make on the images formed as O both are real and upright images O one is real
Physics
Geometrical Optics Solutions
If the magnification of an image formed by a concave mirror is negative, the image must be A. inverted B. real C. any of the choices mentioned here D. formed away from the focus
Physics
Geometrical Optics Solutions
9. Coulomb force between the nucleus (with atomic number Z) and an electron at an orbit of radius r = Ze²/r² 10. Assuming the nucleus being at rest, total energy of an atom E= - kee²/2r) Energy levels
Physics
Geometrical Optics Solutions
A monochromatic light source emits a wavelength of 500 nm in air. When passing through a liquid, the wavelength reduces to 474 nm. What is the liquid's refractive index? A. 1.60 B. 1.05 C. 2.11 D.
Physics
Geometrical Optics Solutions
Calculate the recessional velocity in m/s of a light wave with a red-shift (Δλ/λ0) of .02. Assume the speed of light (c) to be 3x10^8 m/s.
Physics
Geometrical Optics Solutions
A delicious looking Popeye's biscuit is placed 3 cm from a DIVERGING lerip which forms an image at 5 cm. Calculate the focal length of the lens.
Physics
Geometrical Optics Solutions
Light of wavelength 710 nm in vacuum passes through a piece of quartz of refractive index of 1.458. (a) Find the speed of light in quartz. (b) What is the wavelength of this light in quartz? O 2.06 x
Physics
Geometrical Optics Solutions
A 1.74 m tall person stands in front of a mirror and sees only the upper half of his body image formed by the mirror. What is the height of the mirror? 87.0 cm 43.5 cm Height of the mirror depends on
Physics
Geometrical Optics Solutions
An image formed by a concave mirror is mostly (except for cases when the object is placed too closed to the mirror) real and straight / erect virtual and straight virtual and inverted real and
Physics
Geometrical Optics Solutions
A block of cubic zirconia is placed in water. A laser beam is passed from the water through the cubic zirconia. The angle of incidence is 50°, and the angle of refraction is 27°. What is the index of
Physics
Geometrical Optics Solutions
If the object distance for a converging thin lens is more than twice the focal length of the lens, the image is 1. virtual and erect. 2. larger than the object. 3. located at a distance between f and