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a photon of wavelength 073130 nm strikes a free electron that is initially at rest the photon is scattered straight
a ball is thrown vertically upward by an initial speed of 11 ms one second later a stone is thrown vertically upward
two and only two full spectral orders can be seen on either side of the central maximum when white light is sent
a converging lens forms an image that is one half the size of the object when the object is placed 800 cm in front of
a constant force is applied to an object causing the object to accelerate at 10 ms21 what will the acceleration be if
the isotope of hydrogen that contains one proton and one neutron is called deuterium the mass of the atom is 2014102u1
a plate of glass by parallel faces having a refractive index of 151 is resting on the surface of water in a tank a ray
car a runs a red light and broadsides car b which is stopped and waiting to make a left turn cat a has a mass of 1800kg
an object is placed 57 cm from a concave mirror of radius 15 cma discover the location of the image enter a negative
the tower of doom at glitch gardens in denver colorado lifts15 people 50m into the air the engineers assume the average
a 20kg block is projected down a plane that builds an angle of 20 degree with the horizontal with an initial kinetic
a wheel starts from rest and rotates by constant angular acceleration about a fixed axis it completes the first
a solid square pinewood raft measures 30 m on a side and is 230 m thick what is the total mass of swimmers that the
it takes 760 ms for the current in and lr circuit to reach 60 percent of its maximum valuea decide the time constant of
at t0 a wheel rotating regarding a fixed axis at a constant angular acceleration has an angular velocity of 20 rads two
a light ray is traveling in a diamond n2419nbsp if the ray approaches the diamond-air interface what is the minimum
newtons dog diffy sees a flower pot sail up and then down past a 1 meter high window the pot is visible for a total of
a spherical concave mirror has a radius of curvature of 60cmnbsp at what distance from the mirror should a 60 cm object
a dentists chair with a patient in it weighs 2000 n the output plunger of a hydraulic system begins to lift the chair
an a location where the speed of sound is 344 ms a 2000 hz sound wave impinges on two slits 30 cm aparta at what angle
a pair of narrow parallel slits separated by 0240 mm is illuminated by the green component from a mercury vapor lamp
a person on earth notices a rocket approaching from the right at a speed of 082c and another rocket approaching from
a thin uniform rod length 12 meter mass 20 kg is pivoted regarding a horizontal frictionless pin through one end of
when striking the pike a predatory fish can accelerate from rest to a speed of 37 ms in 011 s1 how far does the pike
astronaut benny travels to vega the fifth brightest star in the night sky leaving his 350-year-old twin sister jenny