Can stars be seen from moon's surface during daytime when sun is shining?

Q: When does light not refract upon entering a different medium?

A: refraction of light

Q: Can you see a rainbow at night?

A: When the sunlight being reflected and refracted inside raindrops the rainbow is formed. Thus, it is…

Q: Determine the maximum and minimum illumination on the surface of a square table measuring 1 metre…

A: Given : Surface of a square table measuring 1 metre each 400 CP of lamp is suspended at a height of…

Q: hat is the cause of dispersion of white light as it passes through a prism?

A: Dispersion occurs due to the different degrees of refraction experienced by different colours of…

Q: Why can sunlight that illuminates Earth be approximated by plane waves, whereas the light from a…

A: Explanation:

Q: How rays are refracted when entering a more dense material?

A:

Q: How will light diffract from the aperture below?

A: The bending of waves from an obstacle’s corner or through an opening (or aperture) and forms the…

Q: does a hot transparent gas emit every color of the rainbow

A: The Kirchhoff's laws of spectroscopy give important aspects of spectra. The laws state that   A hot…

Q: The bending of light as it passes into a different medium is an example of:

A: Answer:  Refraction

Q: How does the average speed of light in glass compare with its speed in a vacuum?

A:

Q: Why does reflected light from the Sun or Moon appear as a column in the body of water as shown? How…

A: The appearance of the column in the water body is because of the diffused reflection, that is when…

Q: Which kind of road surface is easier to see when driving at night- a pebbled, uneven surface or a…

A: As the light rays coming from the objects fall on the person’s eye, then the person can see the…

Q: What makes a rainbow curved?

A:

Q: 7. When a "full" moon rises, the size appears to be larger than when it is directly overhead.  Why?…

A:

Q: How does the distance from a page to a light bulb affect the amount of light that illuminates the…

A: The illumination of a light bulb depends on the intensity of the light bulb. Higher the intensity at…

Q: Why does light bend when it passes through different materials?

A: When light ray travels from one medium to another, its speed either increase or decrease this change…

Q: Why does the arc of a rainbow appear with red on top andviolet on the bottom?

A: Answer

Q: what colour results when red light is subtracted from white light?

A: White light consists of mainly three primary colors – red, yellow, green.

Q: Why does the Sun appear reddish early in the morning?

A: When sun rises, the rays coming from the Sun have to travel a large distance in earth’s atmosphere…

Q: What is meant by scattering of light?

A:

Q: What is mirage?

A: Mirage is an optical illusion commonly occur in deserts and hot roads. It is caused by refraction of…

Q: By how much does light refract when it crosses a boundary?

A:

Q: What evidence was there that light was a wave?

A:

Q: Can light bend around corners?

A: Yes, Light does bend around the corners.

Q: Will any light leave the top surface of the prism?

A:

Q: Why does the pupil of eye appear black?

A: The pupil is situated at the center of the iris of the eye. Pupil appears black because the entered…

Q: Why does a rainbow exist only in a narrow band?

A: The rainbow is caused by the refraction of light through the water droplets. The angle of refraction…

Q: When a tiny circular obstacle is placed in the path of light from a distant source, a bright spot is…

A: When a tiny circular obstacle is placed in the path of light from a distant source, a bright spot is…

Q: Why do we not see color at the periphery of our vision?

A: Our retina consists of visible light-sensitive cells known as rods and cones, out of these cones are…

Q: Why does the color of sunsets vary from day to day?

A: The scattering of light is process under which any light rays deflect from its regular path to…

Q: Can light bend around corners? Explain your answer.

A: Diffraction is the property or ability of the light to bend around the corners.

Q: What is meant by saying surface is optically flat?

A: The surface is said to be optically flat if it has good polished surface or in other words the…

Q: Can a fire have shadow? Explain your answer.

A: Shadow is an area which is less brighter than its surroundings as something blocks the light from…

Q: Does a single raindrop illuminated by sunlight deflect light of a single color or does it disperse a…

A:

Q: What is meant by power of a lens?

A: The power of lens tells about the bending of rays of light when it passes through the lens.

Q: Does the speed of light in glass depend on wavelength?

A: The speed of light in glass medium depends on wavelength.

Q: why does the colour of sunset vary from day to day?

A: The colour of sky is actually the result of scattering of light by the micro particles in the…

Q: Why does light refract when going from one media to another?

A: When light travels from one medium to another generally two important phenomena take place-…