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Two rockets are approaching each other along a straight line. A observer on the Earth measures a velocity of .6c for each rocket.
What does an observer in one of the rockets measure for the speed of the other rocket?
a) .6c b) .7c c) .8c d) .9c e) .95c f) .995c
one half mole of ideal gas is taken front state a to state c. a go down to b and b to c in a line a pressure is 4.0x105
Two small non conducting spheres have a total charge of 85.2. When placed 1.09 apart, the force each exerts on the other is 10.4 and is repulsive. What is the charge on each.
If a 100 kilogram person was standing in the elevator and it accelerated downward at 3 m/s^2. What is the force acting on the person feet
An L-C circuit containing an 73.5-mH inductor and a 1.05-nF capacitor oscillates with a maximum current of 0.705 A. Calculate the oscillation frequency of the circuit
A human being can be electrocuted if a current as small as 50 mA passes near the heart. what might the fatal voltage be
A snowball rolls off a barn roof that slopes downward at the angle of 40 ^circ. The edge of the roof is 14.0 {rm m} above the ground, and the snowball has a speed of 7.00 {rm m/s} as it rolls off the roof. Ignore air resistance.
Virtual images formed by a convex mirror are always. on the side of the mirror opposite the source. on the similar side of the mirror as the source but closer to the mirror than the focal point.
Vanguard 1, launched in 1958, is the oldest human artefact/satellite in orbit. It weighs 1.47 kg and orbits the Earth every 134.2 minutes. At its closest distance it is 654 km from the surface of the Earth. Assume that it is in a circular orbit an..
A 3.00-kg block starts from rest at the top of a 34.0° incline and slides 2.00 m down the incline in 1.70 s. Find the acceleration of the block. Discover the frictional force acting on the block. Discover the speed of the block after it has slid 2.00..
What is the rotation rate of 15.00 inch diameter wheels on a vehicle traveling at 52.0 miles per hour? Express your answer in revolutions per minute and also in radians per second.
A long wire carrying a 6.0A current perpendicular to the xy-plane intersects the x-axis at x= +2.0cm. At what point on the x-axis is the magnetic field zero if the two currents are in the same direction
A defibrillator is used during a heart attack to restore the heart to its normal beating pattern. How much charge moves during this time
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