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A two-slit Fraunhofer interference-diffraction pattern isobserved with light of wavelength 570 nm. The slits havea width 0.6 mm. If the seventh interference maximum is atthe same angle as the first diffraction minimum, what is the separation between the slits?
the wheels of an automobile are locked as it slides to a stop from an initial speed of 30.0 m/s. how far does it take the car to stop
a spring is hung from the ceiling. a 0.596 -kg block is then attached to the free end of the spring. when released from
A flat-bottomed barge, loaded with coal, has a mass of 3.0 x 10^5kg. What is the depth of the barge below the waterline
Find a largest image that can be completely imaged on a 35mm film.
An early method of measuring the speed of light makes use of a rotating slotted wheel. What is the constant angular speed of the wheel
According to a crude model, the 11B nucleus is a uniform solid sphere of mass 1.83*10^-26 kg and radius 2.67*10^-15 m which spins about its diameter. what is the angular velocity of the boron nucleus
A small light has a 1.0 V, 4.8 W bulb that is powered by a transformer concocted to a 120 V dc power source. How many turns does the primary coil have
A student ties a 500 g rock to a 1.0-m-long string and swings it around her head in a horizontal circle. At what angular velocity, in rpm, does the string tilt down ata 10^\circ angle?
a 45.0N block rests on a horizontal table. a horizontal force of 36.0 N is applied to the block. what is the magnitude of the blocks acceleration
the electric potential at point b in the parallel plate capacitor is less than the electric potential at point a by
A lunch tray is being held in one hand, as the figure illustrates. The mass of the tray itself is 0.214 kg, and its center of gravity is located at its geometrical center. Obtain the force exerted by the thumb
tyrone an 85-kg teenager runs off the end of a horizontal pier and lands on a free-floating 158-kg raft that was
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