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As you stand motionless on the sidewalk, you hear an ambulance siren broadcasting a shrill 610hz sound while it is approaching, and 521 hz sound while it is receding.
A) What speed is the ambulance?
________________m/s
B) What would be the beat frequency of a signal created by the superposition of these two signals?
____________Hz
The Moon has an angular size of 0.50 ? when viewed with unaided vision from Earth. What is the angular size of the Moon as seen through this telescope
Two disks are mounted on frictionless bearings on the same axle and can b brought together so that they can couple and rotate as one unit. what is the angular speed after coupling
The primary coil of an ideal transformer has 710 turns, and the secondary coil has 190 turns. find the output current of the secondary coil
Puffy cumulus clouds, which are made of water droplets, occur at lower altitudes in the atmosphere. Find the altitude y (measured from sea level) above which wispy cirrus clouds can occur.
An oscillating LC circuit has a current amplitude of 7.50 mA, a potential amplitude of 250 mV, and the capacitance of 220 nF. What are (a) the period of oscillation.
Tilted Land is flat, much like Western Utah, but in Tilted Land gravity does not point straight down! Where does the ball hit the ground
A metal rod of mass 50 and electrical resistance 0.10 rests on parallel horizontal rails that have negligible electric resistance. The rails are a distance = 10.0 apart. The rails are also connected to the voltage source providing a voltage of = 5..
Ligh of wavelength 610 nm is incident on a slit 0.20 mm wide, what is the width of the central maximum
Two plates of area 30.0 cm2 are separated by a distance of 0.0150 cm. calculate the potential difference (voltage) between the two plates
Two electrodes are placed in a calcium chloride solution and a potential difference is maintained between them. what is the current in the solution
It is then projected up the same plane with an initial speed 4.40 m/s. Explain how far up the incline will the block move before coming to rest?
A block of mass .250 kg traveling at (1.0 m/s)y hits a second block with a .375 kg mass travelling at (1.2m/s)x, What is the velocity of the 1st blcok after they hit each other
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