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Positively charged aluminum ion, Al3+, has a mass of 4:50 1026 kg. After being accelerated through a potential dierence of 650 V, the ion enters a magnetic eld of 0.500 T, in a direction perpendicular to the eld. Calculate the radius of the path of the ion in the eld.
A baseball outfielder throws a 0.150 kg baseball at a speed of 45.0 m/s and an initial angle of 28.0°. Illustrate what is the kinetic energy of the baseball at the highest point of its trajectory?
A home run is hit in such a way that the baseball just clears a wall 13 m high, located 135 m from home plate. Find the time it takes the ball to reach the wall
A proton takes 99.0?s to complete one orbit around a 14.5 m diameter cyclotron. What's the cyclotron's magnetic field
The output voltage of an AC source is given by ?v = 120 sin 26.0pt, where ?v is in volts and t is in seconds. Find the frequency of the source
A screw with 15 threads per centimeter is driven 1.01 cm into its fixture in 11.2 s with a cordless electric screwdriver. What is the average angular speed of the screwdriver
A 3 kg block is set into motion up an inclined plane of 30 degrees with an initial speed of 8 m/s. what is the frictional force exerted on the block
a flotation device is in the shape of a right cylinder with a height of 0.550 m and a face area of 4.00 m2 on top and
A disk-shaped merry-go-round of radius 2.63 m and mass 155 kg rotates freely with an angular speed of 0.744 rev/s. find the initial and final kinetic energies for this system
A 16.0 kg wheel, essentially a thin hoop with radius 1.70 m, is rotating at 426 rev/min. It must be brought to a stop in 11.0 s. How much work must be done to stop it
A hand grenade is thrown with a speed of v0 30 m/s, and a 60 degree angle with x-axis, just prior to exploding. Find the velocity of the other piece after the explosion
A beam consisting of 8.22x10^16 electrons/sec passes through a region of vacuum. A) What magnetic field would be measured 1.50cm away from the center of the beam?
A plane first moves from the origin to point A located at 170 km in direction of 30 degree north of east after that it flies 150 km 20 degree west of north to point B finally it flies 195 km due west to point C. find the location of C from origin.
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