For two vectors A and P that are not null, it can be stated with such certainty that the result of the operation (PxA) .Pis: (A) a scalar and equal to zero. (B) a non-zero scalar. (C) a vector perpendicular to A*. (D) a vector perpendicular to P.

Q: Cowboy Joe wishes to shoot his assailant by ricocheting a bullet off a mirrored metal plate. To do…

A: Consider the collision and refection are perfect.

Q: A concave spherical mirror of 20 cm radius is to be used to project an image of a candle onto a wall…

A: Since you have posted multiple questions, we will provide the solution only for the first question…

Q: Set up two pocket mirrors at right angles and place a coin between them. You'll see four coins.…

A: a) As the mirrors are moved close together, the number of images seen will increase.

Q: Why does a spoon appear bent when it's in a glass of water?

A: The speed of light is the fastest in the universe. No objects with mass are capable of reaching the…

Q: A curved mirror takes a 0.05 m tall object and shrinks the image to a height od 0.02 meters. What is…

A: Required :: The ratio of image distance to object distance.

Q: Spherical mirrors (mirrors made from a section of a sphere) suffer from which of the following?…

A: Required : Spherical mirrors suffer from which aberration.

Q: n object of height 1 cm is placed 2.5 cm in front of a concave mirror of focal length of 3 cm.…

A:

Q: What about the air and water makes the pencil look strange? b. Approximately where does the tip of…

A: A. As we know air has less density than water so the penicil would seem shortened and risen up due…

Q: How can you see a virtual image, when it's not "really there"?

A: There are two types of images real images and virtual images.   A real image is formed when the…

Q: An object is placed 15 cm in front of a convergent lens of focal length 20 cm. The distance between…

A: The correct option is (c).  i.e  45cm

Q: Problem 95. What should the focal length of a magnifying lens be if it is to have a magnification of…

A: To solve this problem we use mirror formulas

Q: A microscope creates a virtual image that is inverted. Explain how this happens since a single lens…

A: Talking about a microscope create a virtual image that is inverted as the microscope consist of two…

Q: An object is located 80 centimeters from a diverging lens with a focal length of -50 centimeters.…

A:

Q: *10. A computer is reading data from a rotating CD-ROM. At a point that is 0.030 m from the center…

A: Given, distance of Point A from the center of the disc, rA = 0.030 m centripetal acceleration, ac =…

Q: An object is placed 10 cm to the left of a double-convex lens of focal length 15 cm. Where is the…

A: Object distance, u = 10 cm Focal length, f = 15 cm Image distance, v = ?

Q: on a movie screen real, or virtual? IHow d

A: image which can be obtained on screen is real image

Q: A convex (converging) lens has a focal length of 13.0 cm. Where on the lens axis should an object be…

A: It is given that, the image produced by a convex lens is virtual and enlarged. Let us say that the…

Q: I have attached an image of the problem I am having trouble on. I have written my answer but am not…

A:

Q: Trucks often have signs on their back ends that say, “If you can’t see my mirrors, I can’t see you.”…

A: Given: signs on the back ends of the truck