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The earth orbits the sun once a year (3.16X 107s) in a nearly circular orbit of radius 1.50X1011m. With respect to the sun, determine
(a) the angular speed of the earth.
(b) the tangential speed of the earth and,
(c) magnitude and direction of the earth's centripetal acceleration.
An ambulance passes a bus stop at 50m/s with a siren of 340Hz, What is the wavelength heard by the bus stop costumers as the ambulance approaches
An object of mass 2.00 kg is held at a position A, a vertical height of 20.0 m above the ground. Point B is 8.00 m directly below A. Neglect air resistance and use g = 10.0 m/s.
Two particles each have a mass of 5.5 x 10-4 kg. One has a charge of +4.8 x 10-6 C, and the other has a charge of -4.8 x 10-6 C. How fast is each particle moving when the separation between them is one-third its initial value
Vector A has components Ax =+4.0 units and Ay=+3.2 units, whereas vector B has components Bx=-2.5 units and By=+5.5 units
An isolated piston+ cylinder arrangement shown contains a diatomic ideal gas at 300 K at equilibrium. find the new equilibrium temperature of the gas
Amtrak's 20th-Century Limited is en route from Chicago to New York at 120km/h when the engineer spots a cow on the track. What is the magnitude of the train's acceleration
A distant galaxy emits light that has a wavelength of 699.1 nm. On earth, the wavelength of this light is measured to be 701.6 nm, Decide whether this galaxy is approaching or receding from the earth
Light of wavelength 595.00 nm is incident normally on a diffraction grating, How many slits/mm are marked on the grating
find out the magnitude of the gravitational force exerted by one on the other.
A block hangs from the ceiling by a massless rope. A second block is attached to the first block and hangs below it on another piece of massless rope. Calculate the mass of the top block
An L-R-C series circuit is connected to a120?Hz ac source that has vrms = 80.0V. What average power is delivered to the circuit by the source
Coherent light from a sodium-vapor lamp is passed through a filter that blocks everything except for light of a single wavelength. compute the wavelength of the light that falls on the slits
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