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A diffraction grating with d = 2000 nanometers is used with a mercury discharge tube. The diffraction used at a distance L = 50 centimeter from the slit. Find the distance from the slit to the first-order image for the blue-green wavelength of mercury?
An amplifier supplies 5.0 Watts to a perfectly efficient loudspeaker at one end of a 10.0 cm diamter tube filled with air. What is the intensity of the sound at the other end of the tube
If a simple pendulum with length 1.50 meters makes one oscillation in 2.497 seconds, what is the acceleration due to gravity at its location
answer should be symbolica uniform rod is resting on a frictionless table when it is suddenly struck at one end by a
31g of copper pellets are removed from 300c oven and immediately dropped into 100ml of water at a 25c in an insulated
Illustrate what are some pros and cons of the kitchen-sink reporting model? Illustrate what are some pros and cons of the minimalist reporting model? Explain and give examples for both.
The outer edge of a rotating Frisbee with a diameter of 29cm hasa linear speed of 3.7m/s. What is the angular speed of the Frisbee?
An green hoop with mass mh = 2.8 kg and radius Rh = 0.17 m hangs from a string that goes over a blue solid disk pulley with mass md = 2.4 kg and radius Rd = 0.11 m. What is magnitude of the linear acceleration of the hoop
A rifle is aimed horizontally at a target 51m away. The bullet hits the target 2.0cm below the aim point. What was the bullet's speed as it left the barrel
A man pulls a toboggan for a distance of 50.0 meter along the snow with a rope directed 30.0 degree above the snow. Find how much work is done on the toboggan by the tension force
A high diver of mass 70kg jumps off a board 10 meters above the water. what average upward force did the water exert on the on the diver
what is ideal efficiency ? calculate the ideal efficiency of an engine wherein fuel is heated to 2700 K and the surrounding air is 300 K
A 40.0 kg ballet dancer stands on her toes during aperformance with four square inches (26.0 cm^2) in contact with thefloor. What is the pressure exerted bt the floor over the area ofcontact in the following cases?
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