NEET Physics: Questions 1085 - 1088 of 2099
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Question number: 1085
Question number: 1086
A convex lens when placed in the first position forms a real image of an object on a fixed screen. The distance between the object and the screen is 75 cm. On displacing the lens from first position by 25 cm to the second position again a real image is formed on the screen. Then the focal length of the lens is
Question number: 1087
A prism having an apex angle 4° and refraction index 1.5 is located in front of a vertical plane mirror as shown in figure. Through what total angle is the ray deviated after reflection from the mirror?