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The speed of an ion in a particle accelerator is doubled from 0.460c to 0.920c. The initial relativistic momentum of the ion is5.30 x 10-17 kg·m/s. Decide (a) the mass and (b) the final relativistic momentum of the ion.
A boy exploring a cave drops a rock into a dark crevasse. He hears the rock strike the bottom 10.1 s after dropping it. Find the depth of the crevasse
The atmosphere of a planet absorbs 50% of the light passing through it after the light has traveled 200 meters. Through how much atmosphere does the light travel before it is 99% absorbed?
A solid cylinder of radius 0.35 m is released from rest from a height of 1.8 m & rolls down the incline as shown. Find the angular speed of the cylinder when it reaches the horizontal surface?
The skier starts at a snow covered slope which is inclined 20 degrees above the horizontal. The skier has a mass of 100kg. How fast are is he going at the bottom
What is the tension in each cable if angle between each and the direction the crate moves is 12°.
A certain person in a typical conversation speaks at a sound level of 63 dB. The music at a certain rock concert reaches a sound level of 110 dB. How many times as great is the intensity of the music?
A block of 4.4 kg is held at the top of a smooth incline. The incline has height of 2.1 m and is at an angle of 19 degrees above the horizontal. How much work was done by friction on the block
looking straight downward into a rain puddle whose surface is covered with a thin film of gasoline you notice a
The active element of a certain laser is an ordinary glass rod18.0 cm long and 1.21 cm in diameter. If the temperature of the rodincreases by 70.5oC, Calculate its increase in diameter
A projectile of mass 0.610 kg is shot straight up with aninitial speed of 15.2 m/s. (a) How high would it go if there were no air resistance? (b) If the projectile rises to a maximum height of only 9.95 m, determine the magnitude of the average force..
a hike walks 4.5km in one direction, then makes a 45 degree turn to the right and walks another 6.4km. What is the magnitude of her displacement
A baseball approaches home plate at a speed of 48.0 m/s, moving horizontally just before being hit by a bat. The batter hits a pop-up such that after hitting the bat, the baseball is moving at 57.0 m/s straight up. The ball has a mass of 145 g and is..
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