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The first-order principal maximum produced by a grating is located at an angle of ? = 11.6 degrees. What is the angle for the third-order maximum with the same light?
Police investigators, examining the scene of an accident involving two cars, which nearly came to a stop before colliding, Estimate the initial speed of that car assuming a level road
An ambulance traveling at 47 m/s approaches a car heading in the same direction at a speed of 37 m/s. At what frequency does the driver of the car hear the siren
It rolls at a steady speed for 1.9 s, then one wheel begins to stick. The train comes to a stop 6.0 m from its starting point. Illustrate what is the train's acceleration after its wheel begins to stick?
A competitive mini-golf player notices an opponent's ball situated 50cm in front of a wall containing two tunnels. One tunnel leads to the hole, the other to a bunker. The player skill fully putts their ball due East at the opponent's ball with a ..
A car takes a sharp turn on a road. Which of the following provides the centripetal force on the car? The weight of the car, frictional force, tangential acceleration, or gravitational force?
question1determine the force needed to hold a 1000 pounds car on an inclined plane that makes angle of 30 degree with
Estimate the thickness of steel (density 8 g/cm3) needed to stop a proton of momentum 2 GeV/c. Then, for the same thickness of steel, calculate the energy loss of a 2 GeV/c gamma ray.
Suppose a star with radius 8.61 108 m has a peak wavelength of 686 nm in the spectrum of its emitted radiation. What is the surface temperature of the star
IP Suppose a planet is discovered that has the same amount of mass in a given volume as the earth, but has radius 1/6 R Earth. Calculate the acceleration due to gravity on this planed
The rms speed of the molecules in 1.7g of hydrogen gas is 1700 m/s. What is the thermal energy of the gas
A small 12.3g plastic ball is tied to a very light 26.6cm string that is attached to the vertical wall of a room. A uniform horizontal electric field exists in this room. Find the magnitude of the electric field in the room
A 5.00-g bullet is fired into a 900-g block of wood suspended as a ballistic pendulum. What was the kinetic energy of the bullet
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