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A diffraction grating with 300 lines per mm is used in an experiment to study the visible spectrum of a gas discharge tube. At what angle from the beam axis will the first order peak occur if the tube emits light with wavelength of 500.7 nm? At what angle will the second order peak occur?
An extreme skier, starting from rest, coasts down a mountain that makes an angle 25.0° with the horizontal. How fast is she going just before she lands
Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly elastic glancing collision. Determine the final speed of the orange disk
The average value of the squared speed does not equal the square of the average speed. find the average value of the squared speed
The coldest and hottest temperatures ever recorded in Switzerland are -43.2 F (231 K) and 106.7 F(315K) respectively. What is the speed of sound in air at each temperature
Light of wavelength 730 nm illuminates a pair of slits separated by 0.200 mm. determine the distance between the first and second dark fringes
A horizontal wire is hung from the ceiling of a room by two massless strings. The wire has a length of 0.21 m and a mass of 0.005 kg. A uniform magnetic field of magnitude 0.070 T is directed from the ceiling to the floor.
a rock is sliding alone a horizontal surface with a veolcity of 8.5 ms . it eventually stops due to friction. what is the power produced by the fricition
A shopper in a supermarket pushes a cart with a force of 52 N directed at an angle of 25° below the horizontal. What is the net work done on the cart by all forces
A sphere of copper that has a radius of 5 cm is compressed uniformly by a force of 3.0 108 N. Calculate the change in volume of the sphere
Neutron stars consist only of neutrons and have unbelievably high densities. A typical mass and radius for a neutron star might be 1.80e28 kg and 1.60e3 m. Find the density of such a star
In a certain automobile engine, 17% of the total energy released in burning gasoline ends up as mechanical work. What is the engine's mechanical power output if its heat output is 78 kW
A 2.00 kg frictionless block is attached to an ideal spring with force constant 314 n/m. Initially the block has a velocity of -3.77 m/s, Find the maximum force the spring exerts on the block
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