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A spaceship is approaching a space station at a speed of 1.8E5m/s. The space station has a beacon that emits green light with afrequency of 6.0E14 Hz.
What is the frequency of the be a conobserved on the spaceship?
What is the change in frequency? (Carryfive digits in these calculations.)
A 2.30-kg object attached to a spring moves without friction (b = 0) and is driven by an external force given by the expression F = 3.40sin(2?t), Find the angular frequency of the driven system
Consider a tiny bead of mass 10-6 g on a short wire of length 10-6 m as equivalent to the quantum model of ‘particle in a box
a stationary orbit is done with a period equal to the time it takes the planet to revolve one time so that the satellite appears to remain at the same point in the sky all the time. Find the radius of a stationary orbit
Calculate the cost of electricity using a AA alkaline battery compared to the cost of electricity we use at home
Illustrate what is the maximum vertical displacement that he ball reaches during its trajectory?
In astronomy, a parsec ( pc) is dened as the distance at which an object with a size of 1 astro-nomical unit (AU) would subtend an angle of 1 arc-second. Find the conversion factor between parsecs and astronomical units.
A constant force, F = (4.55, ?3.79, 2.10) N,acts on an object of mass 17.4 kg, What is the total work done by this force
There are 50x10^6 homes in the US. Each home has one light bulb which runs one hour per day. all have 75watt light bulbs. How much energy per year do they use for lighting
A 50 gallon buoy is tied to the bottom of a still lake by a rope. 26% of its volume is below water. What is the buoyant force on the buoy
Superheated water vapor initially at 15 bar and 440°C is cooled at constant pressure to a saturated vapor state and is then cooled at constant volume to a final temperature of 120°C, Determine the quality of the water at the final state
You are standing on the edge of a turntable with frictionless bearings. It is initially rotating when you catch a ball, which ismoving in the same direction but faster than you are moving and ona line tangent to the edge of the turntable.
Write down an equation for the radial component
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