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Question: If a material has a Poisson\'s ratio of 0.3, what does this imply about its lateral strain..
Question: In a tensile test, if the stress-strain curve shows a linear relationship, what does this ..
Question: Which of the following statements about buoyancy is true?Options: Buoyant force acts downw..
Question: Which of the following phenomena is an example of surface tension?Options: Water droplets ..
Question: In a wave, if the amplitude is increased, what effect does it have on the energy of the wa..
Question: Which phenomenon occurs when a wave passes from one medium to another and changes speed?Op..
Question: A sound wave travels at a speed of 340 m/s. If its frequency is 170 Hz, what is its wavele..
Question: What is the frequency of a sound wave with a wavelength of 0.5 m traveling at 340 m/s?Opti..
Question: A pendulum swings with a period of 1 second. If the length of the pendulum is tripled, wha..
Question: What type of wave is produced when a tuning fork is struck and vibrates?Options: Transvers..
Question: A tuning fork produces a sound wave of frequency 440 Hz. What is the wavelength of the sou..
Question: A wave traveling along a string is described by the equation y(x, t) = A sin(kx - ωt). Wha..
Question: If the refractive index of a medium is greater than 1, what happens to the wavelength of l..
Question: What is the minimum thickness of a soap bubble that will appear black when viewed in white..
Question: If the refractive index of diamond is 2.42, what is the critical angle for total internal ..
Question: A light ray traveling in a medium with a refractive index of 1.6 strikes a boundary with a..
Question: If a lens has a focal length of -20 cm, what type of lens is it?Options: Convex lensConcav..
Question: A beam of light passes through a prism with an angle of 60 degrees and has a refractive in..
Question: If the angle of incidence is equal to the angle of refraction, what is the medium?Options:..
Question: What is the focal length of a concave mirror if an object placed at a distance of 30 cm pr..
Question: What is the principle behind the working of a 3D movie glasses?Options: Color filteringPol..
Question: If the angle between the transmission axis of two polarizers is 90 degrees, what is the tr..
Question: In a thin film interference pattern, what happens to the colors observed as the angle of i..
Question: In a thin film of oil on water, which color will appear at the center of the pattern if th..
Question: If two coherent sources of light are in phase, what will be the result at a point where th..
Question: In a diffraction pattern, how does the intensity of the maxima compare to the minima?Optio..
Question: Which of the following statements about diffraction is true?Options: Diffraction can occur..
Question: What is the effect of increasing the wavelength of light in a diffraction grating experime..
Question: What is the effect of increasing the temperature of a gas on the speed of sound in that ga..
Question: If a ray of light passes from air into a medium with a refractive index of 2, what is the ..
