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Question: In a forced oscillation, what is the effect of resonance?Options: Amplitude decreasesAmpli..
Question: What is the effect of increasing the tension in a string on the speed of a wave traveling ..
Question: A wave on a string is described by the equation y(x, t) = A sin(kx - ωt). What does \'k\' ..
Question: What is the phenomenon called when light waves bend around the edges of an obstacle?Option..
Question: What is the relationship between the width of the central maximum and the wavelength in a ..
Question: In a single-slit diffraction pattern, what is the angular position of the first minimum?Op..
Question: In a single-slit diffraction pattern, what is the angle for the first minimum if the slit ..
Question: What is the effect of increasing the wavelength of light in a double-slit experiment on th..
Question: In a thin film of oil on water, if the thickness of the film is 200 nm, what is the condit..
Question: What is the fringe width in a double-slit experiment if the wavelength of light is 500 nm,..
Question: In a thin film interference, what type of interference occurs when light reflects off a me..
Question: What is the wavelength of light if the first-order maximum occurs at an angle of 30° in a ..
Question: If the refractive index of a medium is 2.0, what is the critical angle for total internal ..
Question: If the angle of incidence is 70° in a medium with a refractive index of 1.6, will total in..
Question: A fiber optic cable uses total internal reflection. If the refractive index of the core is..
Question: Which of the following statements is true regarding total internal reflection?Options: It ..
Question: A beam of light in diamond (n=2.42) strikes the surface of water (n=1.33). What is the cri..
Question: If a convex lens has a focal length of 15 cm, what is the power of the lens?Options: +2.5 ..
Question: A light ray strikes a glass surface at an angle of incidence of 30 degrees. If the refract..
Question: A ray of light passes through the center of curvature of a concave mirror. What will be th..
Question: A ray of light traveling in air strikes the surface of water at an angle of incidence of 4..
Question: What happens to the image when the object is moved closer to a convex lens than its focal ..
Question: If a concave lens has a focal length of -15 cm, what is its power?Options: -6.67 D6.67 D-1..
Question: A ray of light strikes a plane mirror at an angle of 30 degrees. What is the angle of refl..
Question: An object is placed at a distance of 15 cm from a convex lens of focal length 10 cm. Where..
Question: If the focal length of a lens is 20 cm, what is the power of the lens?Options: +5 D+10 D-5..
Question: A ray of light passes through the center of curvature of a concave mirror. What is the ang..
Question: What is the nature of the image formed by a convex lens when the object is placed at twice..
Question: What happens to the intensity of light when it passes through two polarizers aligned at 90..
Question: A concave mirror has a focal length of 10 cm. An object is placed 30 cm in front of the mi..