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Two spaceships, each of proper length 100 m, pass near each other heading in opposite directions. If an astronaut at the front of one ship measures a time interval of 2.50 x 10^-6 sec for the second ship to pass him, then
(a) what is the relative velocity of the spaceships
(b) What time interval is measured on the first ship for the front of the second ship to pass from the front to the back of the first ship?
Two particles of mass m1= 2.6 kg and mass m2 = 4.8 kg that are free to move on a horizontal track are initially held at rest so that they compress a spring, Find the final velocities of the two particles
A concave makeup mirror is designed so that a person 28 cm in front of it sees an upright image magnified by a factor of two. What is the radius of curvature of themirror?
If a human ear canal can be thought of as resembling an organ pipe, closed at one end, that resonates at a fundamental frequency of 2,975 Hz, what is the length of the canal? Use normal body temperature 37°C for your determination of the speed of sou..
question1the overall gain of an stm controller is 10000x equivalent to40db where db10log10 at low frequencies. if piezo
A 10.8 gram bullet is fired horizontally into a 100 gram wooden block initially at rest on a horizontal surface. obtain what the speed of the bullet before impact
Mercury flows through a horizontal pipe 1.05 cm in diameter and 1.3 m long. determine the rate of flow through the tube
Two point particles separated by 0.80 m have atotal charge of 200 μC. (a) If the twoparticles repel each other with a force of 80 N, what is the chargeon each of the two particles? (b) If the two particlesattract each other with a force of 80 N, what..
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway, How much time is needed for the plane to clear the intersection
A 13.0 kg bucket of water of is suspendedby a rope wrapped around a pulley, which is just a solid cylinder0.300 m in diameter with mass 17.0 kg. With what speed does the bucket strike the water
A simple harmonic oscillator consists of a block of mass 4.20 kg attached to a spring of spring constant 194 N/m. When t = 3.00 s, the position and velocity of the block are x =+0.129 m and v = +3.415 m/s. What is the amplitude of the oscillations?
A planet orbits a star once every 2.99 107 s in a nearly circular orbit of radius 1.51 1011 m. determine the tangential speed of the planet
q.1. a particle leaves the origin with an initial velocity 6.67 ms and a constant acceleration - 2.48 - 4.29 ms2.
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