Evaluate, using the properties of the log. Show all your work: log, 3+ log, 9+. + log, 4782969

Q: Why does the focal length of a mirror not depend on the mirrormaterial when the focal length of a…

A:

Q: Another name for a negative lens is a diverging lens.  True  False

A:

Q: Mention some application of converging lenses.

A: Use in magnifying glasses: It represents most direct application of a converging lens. As light rays…

Q: 7. "Whetshould be the pover of the voltage supply that we willuse in the aceleration region?

A: When a particle of charge q moves at velocity v in uniform magnetic field B, It experiences a…

Q: Which lens has more power: a thick lens or thin lens?

A: Thick lens has more power than a thin lens. The reason is that the power is directly proportional to…

Q: What happens to an image when the object is on top of the focal point of a converging lens?

A:

Q: Where is the center of mass of the image below, Lets say the ruler measurements are in unit of cm 20…

A: Center of the mass of the system is the point where whole of the mass of the system seems to be…

Q: Why is mirror fixed on a microscope?

A: Mirror mounted in a microscope to reflect light on the substance to be observed. The portion fixed…

Q: Which lens is used in a magnifying glass and where should the object be placed?

A: Magnifying glass is the lens which gives upright and larger image than size of object.

Q: Which cues do we use to determine if an object is closer to us than an object that we are focusing…

A: Given : Choose the correct option.

Q: What is the magnification produced by a plane mirror? O 1/4 0 1 02 O 3/2 O 1/2

A: In the given problem we have to find the magnification produced by a plane mirror.   Definition…

Q: Consider a 10 cm tall object placed 60 cm from a concave mirror with a focal length of 40 cm. The…

A:

Q: Light refracts when traveling from air into glassbecause light frequency is greater in air than in…

A:

Q: dentify what properties and concepts of mirrors and lenses are applied in these optical in each of…

A:

Q: Distinguish between a real image and virtual image.

A:

Q: What are multiple images?

A: Multiple images are formed when two or more images are placed in front of each other and object is…

Q: What is the image formed by a diverging lens? Converging lens?

A: We have to write the image produced by the converging lens and diverging lens

Q: what type of mirrors are used in department stores? why?

A: Convex mirrors  are used in department stores to watch activities of customers.

Q: What is wrong with the cartoon of the man looking at himself in the mirror? (Have a friend face a…

A:

Q: if the object is moved closer to the lens, what happens to the image formed by convex lens?

A: Convex lens is thinner from the end and it is thicker from the middle.

Q: Does a flat mirror produce a real or virtual image? What is its magnification?

A: virtual image , and

Q: A person with with defective eye cannot see closer objects clearly because the image is formed on?

A: A person with with defective eye cannot see closer objects clearly because the image is formed…

Q: What are the rules of ray diagramming in lenses? (concave and convex)

A: Convex lens is converging lens while concave lens is diverging lens.

Q: How does the image formed under a microscope?

A: To determine,How does the image formed under a microscope.

Q: 8.) Which of the following is a correct condition for a total internal reflection to occur?…

A:

Q: A single concave spherical mirror produces an image which is?

A: Introduction: The image formed by the concave mirror is real when the object distance is greater…

Q: If the angle of incidence at the far-edge is too large, the light would   escape   not escape…

A:

Q: The angle of incidence is equal to the angle of reflection is known as what law?

A:

Q: How does the power of lens change when focal length is doubled?

A: The relation between the focal length and the power:

Q: Why does a sculpture three dimensional?

A: To determine The dimension of the sculpture