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Two pieces of optically flat glass (n = 1.50) touch at one edge and a separated by a thin stretched fiber at the opposite edge. Light of wavelength 500 nm is shone from above and 100 dark fringes are counted. How thick is the fiber?
a. 25 um (micro)
b. 13 um
c. 5 um
d. 100 um
e. 50 um
A 0.88 kg projectile is fired into the air from the top of a 7.07 m cliff above a valley, How far from the bottom of the cliff does the projectile land and Find the time of flight
In the Bohr model of the hydrogen atom, an electron in the 1st excited state moves at a speed of 2.19 *10^6 m/s in a circular path having a radius of 5.29*10^-11 m
A converging lens of focal length 7.930cm is 16.6 cm to the left of a diverging lens of focal length -6.0cm. A coin is placed 12.60cm to the left of the converging lens. Determine the location of the coin's final image.
A simple circuit is set up that only consists of a 12 V battery connected to a light bulb with a resistance of 9 Ohms. What current flows through the light bulb
A ballistograph consists of a platform supported on air jets that allow sensitive recoil speed measurements of the human body, for example the human heart. If the typical human heart ejects 0.70 kg of blood with an average speed (or velocity) of 0.30..
A 30-06 caliber hunting rifle fires a bullet of mass 0.0146 kg with the velocity of 314 m/s to the right. The rifle has a mass of 2.49 kg.
part a a small cube m0.690 kg is at a height of 327 cm up a frictionless track which has a loop of radius r 49.05 cm
A meterstick is hung from a string at the 25-cm mark. A 0.50-kg object is hung from the zero end of the meterstick, What is the mass of the meterstick
A certain transformer has 500 turns on the primary. If 10 volts are applied to the primary, what was the current in the primary
in the rectangle in the drawing a charge is to be placed at the empty corner to make the net force on the charge at
The spin cycles of a washing machine have two angular speeds, 408rev/min and 648rev/min. Find the laundry's maximum radial acceleration
two very large metal parallel plates that are 25 apart oriented perpendicular to a sheet of paper are connected across
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