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Problem: An AM radio station broadcasts an electromagnetic wave with a frequency of 915 kHz, whereas an FM station broadcasts an electromagnetic wave with a frequency of 91.1 MHz.
Question- How many AM photons are needed to have a total energy equal to that of one FM photon?
If possible just a brief explanation how you got the answer?
An object weighs 294N in the air. When tied to a string, connected to a balance, and immersed in water, it weighs 240N. When it is immersed in oil, it weighs 258N.
A 4.80-m clothesline is hung between two poles that are 4.76 m apart
A man with a mass of 67 kilogram stands at the left end of a uniform beam that has a mass of 98 kilogram and a length of 2.9 meter. Find the new x position of the man at the left end of the beam
Two pipes of equal length are each open at one end. Each has the fundamental frequency of 500 Hz at 325 K. In one pipe the air temperature is increased to 330 K. If the two pipes are sounded together, what beat frequency results.
A tuning fork with a frequency of 440 Hz is held just above the top of a uniform glass tube containing water. What is the speed of sound in air
Find the speed of a satellite in a circular orbit around the earth with a radius 4.01 times the mean radius of the earth; RE 6.37E+3km; ME 5.98E+24kg
How far from the dog will the suitcase land. A car accelerates uniformly (a = constant) from 34 meters/second up to 84 meters/second in 3.7 seconds. What is the acceleration of car in meters/second2.
two unknown charges attract each other with a force of 4.0 n when they are 4.1 m apart. find the force in n between
You drop a 14g ball from a height of 1.5 m and it only bounces back a height of 0.85m. What is the total impulse on the ball when it hit the floor
Trucks with diesel engines have an efficience of about 40%. How much energy is requried to accelerate an 8,000kg truck from rest to 25 m/s
A box of mass M=500 kilogram hangs by a rope from a beam with dimensions a=2.0 meter and b=3.0 meter. find the magnitude of the net force F exerted on the beam by the hinge
Tarzan has a mass of 75.0 kg and is swinging on a vine that is 8.00meters long. What is the maximum speed at which he can swing if the maximum tension the vine can with stand is 1000 N?
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