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Best UK USA UAE Australia Canada China Optical Physics Question And Answers Homework Help Service Online 1.Two positive lens L1 and L2 has the same focal length f>0. The distance between them is f/2. L1 is placed to the left of L2. (a) An object is placed to the left of L1 with a […]
Best UK USA UAE Australia Canada China Online Physics Optics Questions And Answers Homework Help Service Online 1.Yellow light of wavelength 589nm is incident on a material at an angle of 50degrees to the normal. The angle of refraction is 36degrees. What is the wavelength of yellow light in the material and the refractive […]
Best UK USA UAE Australia Canada China Online Optical Physics Problems Homework Help Service Online 1. Many cameras have a focusing mark that must be set to read the distance from the camera to the object being photographed. Suppose you wish to photograph yourself in a plane mirror. If you and the camera are […]
Best UK USA UAE Australia Canada China Online Physics Question On Mirrors Homework Help Service Online 1. How far should an object be from a concave mirror of radius 30cm to form a real image 1/6 of its size? 2. An object placed in front of a convex mirror of radius 20cm produces […]
Best UK USA UAE Australia Canada China Online Physics Mirror And Images Homework Help Service Online 1.Two plane mirrors M1 and M2 are parallel to each other with M2 on the right of M1. The mirrors are 30cm apart. A pin is placed between the mirrors 7.5cm from M2. Calculate the distance of the […]
Best UK USA UAE Australia Canada China Online Physics Optics Homework Help Service Online 1.A beam of 541-nm light is incident on a diffraction grating that has 400 grooves/mm. (a) Determine the angle of the second-order ray. (b) What If? If the entire apparatus is immersed in water, what is the new second-order angle […]
Best UK USA UAE Australia Canada China Online Physics Work And Speed Assignment Homework Help Service Online A block slides from rest, along a track with an elevated left end, a flat central part, into a relaxed spring. The curved portion of the track is frictionless, as well as the first portion of the […]
Best UK USA UAE Australia Canada China Online Physics Problems On Mass Homework Help Service Online 1.Two small bodies of masses 10kg and 20kg are kept a distance 1.0m apart and released. Assuming that only mutual gravitational forces are acting, find the speeds of the particles when the separation decreases to 0.5m. 2.Two […]
Best UK USA UAE Australia Canada China Online Physics Diffraction Grating Homework Help Service Online 1.A diffraction grating of width 4.00 cm has been ruled with 3 000 grooves/cm. (a) What is the resolving power of this grating in the first three orders? (b) If two monochromatic waves incident on this grating have a […]
Best UK USA UAE Australia Canada China Online Physics Speed And Distance Homework Help Service Online 1.A spaceship leaves earth travelling 0.690c. A second spaceship leaves the first at a speed of 0.868c with respect to the first. a. Calculate the speed of the second ship with respect to the earth if it is […]