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a white light strikes a diffraction grating a rainbow appears on a wall just below the direction of the horizontal
the kinetic energy of a proton is 80 percent of its total energy evaluate what is the speed of the
an object of mass 15 grams is located against a 30 nm spring horizontally on a tabletop the spring is compressed by 9
a 2 meter tall basketball player wants to make a goal from 10 meter from the basket the hoop is 305 meter above the
a -650-d lens is held 115 centimeter from an ant 100 millimeter high calculate the image
explain the focal length of the objective of a telescope is much longer than the focal length of the
light enters an equilateral triangle prism in a direction parallel to one side the prism is made of glass with an index
an 360 millimeter tall object is 22 centimeter from the center of a silvered spherical glass christmas tree ornament
a converging lens with a focal length of 118 centimeter forms a virtual image 815 millimeter tall 164 centimeter to the
to a person swimming 0775 meter beneath the surface of the water in a swimming pool the diving board directly overhead
a sample is being dated by the radiocarbon technique if the sample were uncontaminated its activity would be 0064 bq
an electroscope has been charged by induction using an ebonite rod rubbed with fur a charged object is brought close to
from the roof of a tall building a boy throws a ball of mass m700 g with initial speed v0 334 meter per second at an
a solenoid 2 centimeter long consists of 2297 loops of wire if the magnetic field inside the solenoid is 4 t find the
a car of mass m 1807 kilogram is driving with constant speed v 422 meter per second on a circular track of radius r
compute what the brewsters angle for light incident from glass into air if the glass has an index of
assume you are underwater wearing polaroid sunglasses looking upward toward the water surface you view the setting sun
a fraunhofer diffraction pattern of a single slit of width 0286 millimeter is produced using light of wavelength 582
compute how many diffraction maxima are contained in a region of the fraunhofer single-slit pattern subtending an angle
a layer of oil with a refractive index of 140798 105618 millimeter thick floats on watera light of vacuum wavelength
two narrow slits illuminated by light consisting of two distinct wavelengths produce two overlapping colored
two narrow slits separated by 036 millimeter are illuminated by monochromatic light of wavelength 466 nanometers find
a nearsighted man has a near point of 104 centimeter and a far point of 49 centimeter he shaves without using his
the suns rays are focused using a lens as a burning glass all the visible sunlight entering a lens of radius 330
a family ice show is held in an enclosed arena the skaters perform to music playing at a level of 845 db this intensity