13. Atwood's machine is shown in the diagram. They (one is 3 kg and the other is 5 kg) were attached through a massless and frictionless pulley. They were both hung 6 meters above the ground initially. Find the speed of the system when the 5 kg box touches the ground. www

Q: For the human eye, as the object distance changes, what remains constant? Choose all that apply. O…

A: The human eye is a convex lens that forms a real and inverted image of the object on the retina. The…

Q: Cover the top half of a camera lens. What effect does this have on the pictures taken, if nothing…

A: When we cover the top half of a camera lens then the taken pictures become darker . This is because…

Q: The image of the coin in the figure is magnified by a factor of  M = 4.9  times, and is a distance…

A: distance of image, v = 6.7 cm  magnification, m = 4.9  The lens formula is given by  1f=1v-1u The…

Q: A small object is placed to the left of a convex lens and on its optical axis. The object is 34 cm…

A: From thin lens formula:

Q: Use this table and determine the image characteristics ( is the image larger than the object or…

A: The magnification of a lens is given as m = v/u where v is the length of the image and u is the…

Q: An object is located 35 cm away from a converging lens. The lens forms a real, inverted image at a…

A:

Q: Suppose the focal length is f = -100 cm the object distance is so= 400 cm the object is 5cm tall How…

A:

Q: very long cylindrical rod made of flint-glass (n=1.80) has its left end ground to a convex…

A: ng = 1.80  (refractive index of flint glass)  R = +5 cm     ( radius of convex  hemisphere)  u = - 8…

Q: A candle 5.50cm tall is 39.4cm to the left of a plane mirror. Where is the image formed by the…

A: Write the given values with the suitable variables. ho=5.50 cmu=39.4 cm Here, ho and u are the…

Q: An object of height 5.19cm is placed 45.4 cm from a converging lens of focal length 13.1 cm. How big…

A:

Q: Where is the image formed for an object 30.0 cm in front of a 10.0 cm radius convex spherical…

A: Givenfor convex spherical mirrorradius r=10.0 cmobject distance frommirror u=-30.0cm

Q: he magnification of an image is m = ‑ 2.00. Which of the following must be true? Group of answer…

A: Magnification is the ratio of the height of the image to the height of the object. Magnification is…

Q: A 6 cm-high object is located 24 cm from a concave mirror. The mirror’s radius of curvature is 73…

A:

Q: A 5.3 cm high object is placed 7 cm away from a lens with focal length -5.7 cm. Calculate the height…

A: we know the lens formula 1/v-1/u =1/f

Q: An object placed 20 cm to the left of a 10 cm focal length positive lens a. will create a virtual…

A: Given data, Distance of the object (u) = 20 cm Focal length (f) = 10 cm

Q: You measure an object distance of 0.3 m and an image distance of 0.15 m. Solve for the focal length…

A:

Q: Problem 3: A combination of two identical lenses shown in the figure below. A 2.0-cm-tall object is…

A: a) Apply the lens equation and substitute the required values to determine the position of the image…

Q: An inverted object is placed in front of a convex lens. Which of the arrows, number 1-5, represent…

A: Object is kept at position of 2F from the lens. For a converging lens, when object is kept at 2F,…

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 Christmas tree ornament has a diameter of 8.0 cm, and has a shiny mirrored surface. If a…

A:

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

A:

Q: A 4.0-cm tall statue is 48 cm in front of a convex lens having a focal length of magnitude 20 cm.…

A: Given that, Height of the statue = 4.0 cm Object distance = 48 cm Focal length = 20 cm

Q: 18. The object is placed 18 cm from a concave mirror of focal length 22 cm. If the object is 5.5 cm…

A:

Q: People who do very detailed work close up, such as jewellers, often can see objects clearly at much…

A: Distance=25cm

Q: People who do very detailed work close up, such as jewellers, often can see objects clearly at much…

A: Object distance=25cm

Q: If you hold a spoon in front of your face so that you see your image in the bowl of the spoon, your…

A:

Q: A concave mirror with a radius of curvature of 22.0 cm is used to form an image of an arrow that is…

A:

Q: Can you see a virtual image? Can you photograph one? Can one be projected onto a screen with…

A:

Q: You hold a spherical salad bowl 50 cm in front of your face with the bottom of the bowl facing you.…

A:

Q: Describe the appearance of the object through the convex lens. Specify whether the image was larger…

A: A convex lens also called a converging lens, this lens is thicker at the centre and gets thinner as…

Q: bject is placed 27 cm in front of a diverging lens having a focal length of magnitude 65 cm. What is…

A: Given Object distance is p=27 cm Focal length of a diverging lens is f=-65 cm

Q: 7. What are the image height and orientation produced by the setup in the following figure? Object…

A: Given data: Object distance from the lens is, u= 10 cm Object height is, h= 5 cm Focal length is, f=…

Q: Suppose you are looking at your reflection in a shiny round holiday tree ornament. (a) If you are…

A:

Q: lan a The next several questions refer to the lens system shown in the figure below. Initially, the…

A:

Q: v (m/s)† 20+ 20 30 40 10 (s) -20- An object begins at position x = 0 and moves one-dimensionally…

A: Introduction: Kinematics is the branch of physics that deals with the study of the motion of the…

Q: An object is placed 36 cm in front of a converging lens with a focal length of 20 cm. Draw a ray…

A:

Q: An illuminated slide is held 44 cm from a screen. How far from the slide (between the slide and the…

A:

Q: When the object distance from a concave mirror is greater than the focal distance, the image is…

A:

Q: A photographer places a 1.75 cm high pearl 3.50 cm in front of a concave mirror. This results in a…

A: Dear student The relation between object distance, image distance and focal length of a mirroe is…

Q: 20. An object is 25 cm to the left of a diverging len. A converging lens (focal length = 12 cm) to…

A:

Q: An image of the moon is focused onto a screen using a converging lens of focal length f= 35.3 cm.…

A:

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.