Search
Question: What is the effect of rotating a polarizer in front of a polarized light source?Options: I..
Question: If unpolarized light passes through a polarizer, what percentage of the light intensity wi..
Question: A lens forms a virtual image at a distance of 20 cm when the object is placed at 10 cm. Wh..
Question: What happens to the intensity of light when it passes through two polarizers at an angle o..
Question: What is Brewster\'s angle for a medium with a refractive index of 1.5?Options: 30 degrees4..
Question: What is the phenomenon called when light waves are restricted to vibrate in a single plane..
Question: If unpolarized light passes through a polarizer, what fraction of the light intensity is t..
Question: What is the result of interference when two waves of equal amplitude and opposite phase me..
Question: In a two-slit interference pattern, if the distance between the slits is increased, what h..
Question: In a thin film of oil on water, what color will be seen if the film is of thickness corres..
Question: What is the total power of two lenses of power +5 D and -3 D placed in contact?Options: 2 ..
Question: A concave lens has a focal length of -12 cm. What is the image distance when the object is..
Question: If the distance between the object and the image formed by a lens is 70 cm, and the object..
Question: An object is placed 50 cm from a converging lens of focal length 25 cm. Where will the ima..
Question: A biconvex lens has a radius of curvature of 30 cm on both sides. What is the focal length..
Question: What is the magnification produced by a convex lens if the object is placed at twice the f..
Question: A lens has a focal length of -10 cm. What type of lens is it?Options: Convex lensConcave l..
Question: If a lens forms a real image at a distance of 40 cm from the lens, and the object is place..
Question: In the context of diffraction, what does the term \'coherence\' refer to?Options: The abil..
Question: If the wavelength of light used in a diffraction experiment is halved, what happens to the..
Question: What type of diffraction pattern is produced by a circular aperture?Options: Single slit p..
Question: Which of the following equations represents the condition for the first minimum in a singl..
Question: Which pavement design method uses the AASHTO equation for structural design?Options: Super..
Question: What is the typical design life for a flexible pavement structure?Options: 5 years10 years..
Question: Which of the following is NOT a component of asphalt concrete?Options: AggregateAsphalt bi..
Question: What is the significance of the air void content in asphalt mixtures?Options: Affects dura..
Question: What is the primary purpose of the California Bearing Ratio (CBR) test?Options: To determi..
Question: Which test is commonly used to evaluate the resistance of asphalt mixtures to moisture dam..
Question: What is the main advantage of using polymer-modified asphalt?Options: Lower costImproved e..
Question: In the Superpave mix design method, what is the primary purpose of the Gyratory Compactor?..