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a a double slit experiment is performed with 589 nm light and slits-to-screen distance of 200 nm the tenth interference
two glass plates 10cm long are in contact at one end and seperated at the other end by a thread 050 mm in diameter
1 7x50 binoculars magnify angles by a factor of 70 and their objective lenses have an aperture of 50 mm diametera
how do you test lead levels in water to give a quantitate result not just whether lead is preasent or not where do you
a microphone in the ocean is sensitive to sounds emitted by porpoises to produce a usable signal sound waves striking
a sheet of acetate paper is wrapped around a clear glass container a thermometer is placed inside the glass container
1 light emitted by element x passes through a diffraction grating having 1200 linesmm the diffraction pattern is
an insect of height 2 cm is in front of a spherical mirror whose focal length has the absolute value f 40 cm the
1 if the wavelength of visible light was around 10cm instead of 500nm and we could see it what effect would this have
the resolution of a telescope is ultimately limited by the diameter of its objective lens or mirror an amateur
1 an object of height 2 cm is placed 10 cm in front of a mirror what type of mirror with what radius of curvature is
1 suppose you walk with a speed of 120 ms toward a plane mirror what is the speed of your image relative to you when
a plane mirror is placed in front of a multiple ray projector so that the central ray is back upon itself the other
1 an object is placed 30 cm to the left of a converging lens of focal length 15 cm and a diverging lens of focal length
2 agive five differences between hard disk and compact disk cd as media to store databwhy are gaps required when a data
a light ray travels through a distance a reflects from a curved mirror and then travels through a distance b the abcd
a candle flame 144 cm high is located 10 cm in front of a circular mirror a real inverted image forms 5 cm from the
demographic data such as race age gender and social class are associated with crime and criminal justice and can be
1we know that face centered lattice in cubic and orthorhombic fcc amp fco system are listed in bravais lattice system
1 josh and pete are resting on top of the water near the end of the pool when josh creates a surface wave the wave
a macroscopic or macro lens for a camera is usually a converging lens of normal focal length built into a lens barrel
two lenses that are l 37 cm apart are used to form an image as shown in figure 26-52 lens 1 is diverging and has a
assume that you have an object that you want to image onto a viewing screen 1500mm away from the object what are the
an image of a flower is produced on a screen by a lens 160 m from the screen the image of the flower has a linear
a diverging lens with focal length of 25 cm is used to view a postage stamp 50 cm from the lensa how far from the lens