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The earth spins in the same sense as it orbits around the sun. Find:
(a) the earth's spin angular velocity about its internal axis;
(b) its orbital angular velocity about the sun;
(c) the linear speed of points closest to and farthest from the sun, measured relative to the sun. (Assume that the two axes of rotation are parallel)
A steel aircraft carrier is 370 m long when moving through the icy North Atlantic at a temperature of 2°C. By how much does the carrier lengthen when it is travelling in the warm Mediterranean Sea at the temperature of 21 °C.
What is horizontal distance from press box to second base
A 3.62m long organ pipe is open on both ends. the fundamental frequency is 47Hz, and Find its first three overtone frequencies
A water-skier, moving at a speed of 9.15 m/s, is being pulled by a tow rope that makes an angle of 37.0° regarding the velocity of the boat (see the Illustrating). The tow rope is parallel to the water. The skier is moving in the similar direction..
An electron accelerated from rest through the voltage of 500V enters a region of constant magnetic field. If the electron follows a circular path with a radius of 17cm, what is the magnitude of magnetic field.
The hoist has a 5-year life and an estimated salvage value of $1,394. Installation costs were $2,841, and freight charges were $852. Carleton uses straight-line depreciation.
An infinite line of positive charge lies along the y axis, with charge density ? = 1.20 ?C/m. find the magnitude of the net force exerted on the dipole
The peak wavelength for the blackbody radiation from a star corresponds to an energy of 2.92x10^ -19 J. what is the temperature of the star at the surface
When four people with a combined mass of 305 kg sit down in a 2.0 103-kg car, The four people get out of the car and bounce it up and down. What is the frequency of the car's vibration
A person with perfect pitch sits on a bus bench listening to the 445 Hz horn of an approaching car. If the person detects the frequency of 488 Hz, how fast is the car moving.
A bare helium nucleus has two positive charges and a mass of 6.64 multiplied by 10-27 kg. What voltage would be needed to obtain this energy
The potential at location A is 481 V. A positively charged particle is released there from rest and arrives at location B with a speed vB. The potential at location C is 878 V, and when released from rest from this spot, the particle arrives at B wit..
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