Compare between: Skew rays and meridional rays.
Q: Why the acuity of our vision is limited?
A: Why the acuity of our vision is limited.
Q: what is the diameter of the Sun's image at the focal plane of a telescope with apeture 20 cm and…
A:
Q: What are the properties of P-waves?
A: The P- waves are the primary waves which is the classification of the body waves. The properties of…
Q: #2: You are standing in front of a mirror and is shocked to see that you look like an alien from…
A: Given: A person standing infront of mirror is shocked to see that his head is enlarged and legs are…
Q: What is the another name for Farsightedness?
A:
Q: Why do we prefer a convex mirror as a rear-view mirror in vehicles?
A: Due to the inevitable use in vehicles convex mirrors are known as rear view mirrors. Convex…
Q: Maps of moon are upside down? Why.
A: Maps of the moon are upside down because:
Q: What is the difference between refractive index at core and cladding?
A: The refractive index is a measure of the speed at which light travels through the material. The…
Q: Give the illustration (ray diagram illustration) of the given problem
A:
Q: What happens in Primary Rainbow Formation
A: In a primary rainbow, the arc shows red on the outer part and violet on the inner side. This rainbow…
Q: Give difference between microscope and telescope.
A: Microscopes and telescopes function same by letting a person view objects not visible to the naked…
Q: What is Luminance? Also give its formula.
A: The brightness of light radiation which appears to the human eye after its getting reflected from…
Q: What is the role of ray casting in techniques such as shadow generation and reflection?
A: Ray casting is a foundational technique in computer graphics, used to determine the visibility and…
Q: What is ok? W Pyl P, NIR F < P,
A: Given the free body diagram of the system. From the diagram it can be seen that there are three main…
Q: What is meant by azimuth angle?
A: Required : What is meant by azimuth angle.
Q: Define Visible rays.
A: Visible rays are a part of electromagnetic spectrum which are detected by human eyes.
Q: Why are PAR (Photosynthetic active radiation) and Human vision different?
A: In Photosynthetic activeradiation plants are more sensitive to red and blue lights but human vision…
Q: The primary mirror on a telescope has a 8 m radius of curvat telescope as if it were a refracting…
A: Radius of curvature of Objective R= 2m Focal length of eyepiece Fe = 32 mm = 0.032 m To find: (1)…
Q: What is an equiconvex lense?
A: A lens is made up of two curved surfaces which can be concave or convex surfaces. When both the…
Q: How do you do surface area of a rectanuglar prism?
A: The formula used is 2B + Ph where B is the area of base of prism P is the perimeter of a base…
Q: How to displaying Array Elements?
A: Consider a set of array elementsa = {2, 5, 13, 12, 3}…
Q: You are in the hills taking some nature photographs with a 35 mm camera with a 120 mm FL lens, when…
A: object distance u = - 460 m focal length f = 120mm = 0.12m size of object ho = 65 m
Q: What is relative size of image and object?
A: Consider a same object kept at different distances from the eye.
Q: Color indicates surface temperatures. (True or false)
A: We know every body emit and absorb the radiation.
Q: What is an image? How it is formed?
A:
Q: Explain why liquid mercury gathers into small droplets when liquid is spilled on the surface
A:
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