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A car travels due east with a speed of 30.0 km/h. Raindrops are falling at a constant speed vertically with respect to the Earth. The traces of the rain on the side windows of the car make an angle of 75.0° with the vertical. Find the velocity of the rain with respect to the following reference frames. a) The car ?? b) The earth ??
Your car's 28.5 W headlight and 2.50 kW starter are ordinarily connected in parallel in a 12.0 V system. What power would one headlight and the starter consume
If the original force between two objects is 0.86N, and the distance is tripled, what is the new gravitational force between the objects
A satellite in Earth orbit has a mass of 106 kg and is at an altitude of 1.94 106 m.(Assume that U = 0 as r ? infinity), What is the potential energy of the satellite-Earth system
A child holds a candy bar 10.0 cm in front of a convex mirror and notices that the image is only one-half the size of the candybar. What is the radius of curvature of the mirror?
question1a car moves along a road in such a way that the distance x travelled in a time t is given byx a bt 3where a
The inner sphere has radius 15.0 cm and the capacitance is 116 pF. If the potential difference between the two spheres is 220 V, illustrate what is the magnitude of charge on each sphere?
A thin spherical shell of mass 4.00kg and diameter of 0.200m is filled with Helium(density p= 0.180 kg/ms). It is then released from rest on the bottom of a pool of water that is 4.00m deep.
a red ball is thrown down with an initial speed of 1.3 ms from a height of 27.0 meters above the ground. then 0.5
Two steel guitar strings have the samelength. String A has a diameter of 0.50mm and is under 440.0 N oftension. Find the ratio of the wave speeds, Va/Vb, in these twostrings
assume you would enter a vacuum chamber (on Earth), that is, a chamber with no air in it. Inside this chamber, if you dropped a hammer and a feather from the same height at the same time, both would hit the bottom at the same time.
Two satellites, A and B, are in different circular orbits about the earth. The orbital speed of satellite A is thirty-six times that of satellite B
80 mA of current flows through a resistor connected in series to a 4.25v battery. What is the resistance of the resistor
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