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A spacecraft has a nonrelativistic (or classical) momentum whose magnitude is 1.3e14 kg · m/s. The spacecraft moves at such a speed that the pilot measures the proper time interval between two events to be one half the dilated time interval. Find the relativistic momentum of the spacecraft.
Tthe center C' of the smaller circle is a distance .80R from the center C of the larger circle. illustrate what is the position of the center of mass of the plate?
In the meantime, the velocity of airplane Q relative to the air is 250 m/s in the direction of N 20o W. What is the speed of airplane Q relative to the airplane P.
A hunter wishes to cross a river that is 1.4km wide and flows with a speed of 5km/h parallel to its banks.
A 28 kg child plays on a swing having support ropes that are 1.80 m long. A friend pulls her back until the ropes are 43 from the vertical and releases her from rest.
A standardized biological microscope has an 8.0--focal-length objective. What focal-length eyepiece should be used to achieve a total magnification of.
A 8500 kg boxcar traveling at 16.8 m/s strikes a second boxcar at rest. What is the mass of the second car
A 25.0 g object moving to the right at 17.0 cm/s overtakes and collides elasticity with a 7.0 g object moving in the same direction at 15.0 cm/s. find the velocity of each object after the collision
The pulmonary artery, which connects the heart to the lungs, is 8.5 cm long and has a pressure difference over this length of 450 Pa. If the radius of the artery is reduced by 14% , by what factor is the blood flow rate reduced
The potential at location A is 393 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 781 V, and when released from rest from this spot, the particle arrives at B wit..
After the right string is cut, the meterstick swings down to where it is vertical for an instant before it swings back up in the other direction. What is the angular speed when the meterstick is vertical
Compute the value of Ra in terms of R1 and R2. how much energy must be added to a 2-kilogram pile of it to increase its temperature from 40*c to 50*c.
A disk 8.00 cm in radius rotates at a constant rate of 1,200 rev/min about its central axis. Determine its angular speed in radians/sec
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