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An electron with kinetic energy 4.90 keV circles in a plane perpendicular to a uniform magnetic field. The orbit radius is 10.0 cm. Find the following values.
A cylindrical boiler is 6 ft. in diameter and is constructed of ¾ inch plate A36 steel. What internal gauge pressure will produce a maximum tensile stress of 10,000 psi? The plates are consid
(a) Calculate the dielectric constant of the material. (b) Determine the magnitude of the charge (in C) induced on each dielectric surface
An ancient rock is found to contain Ar40 gas, indicating that 77% of the K40 in the rock has decayed since the rock solidified. Any argon would have boiled out of liquid rock. How long ago did the r
(a) What is the tangential acceleration of a bug on the rim of a 12.0-in.-diameter disk if the disk accelerates uniformly from rest to an angular speed of 80.0 rev/min in3.50 s?
A proton (mass m = 1.673 E-27 kg) is bound in a finite square well of width 4fm. The depth of the well is six times the ground-level energy of the corresponding infinite depths well. a.) what is th
How far apart must the objects on the moon be to be resolved by a telescope that has a 5 meter diameter mirror?
The length of the mercury column at the ice point and steam point are 5.0 cm and 40.0cm respectively. When the thermometer is immersed in the liquid P, the length of the mercury column is 23.0 cm. W
what is the moment of inertia of this rigid body about an axis that is parallel to on eside of the triangle and passes through the respective midpoints of the other two sides?
A mass m = 4.0kg is connected, as shown, by a light cord to a mass M = 6.0kg, which slides on a smooth horoizontal surface. the pulley rotates about a frictionless axle and has a radius R = .12m and
If the particle's velocity is perpendicular to the magnetic field at all times, what is the magnitude if the magnetic force exerted on the particle?
A skydiver jumps out of a plane and fall 7.7 seconds before opening the parachute. What is the sky diver's speed when parachute opens?
The peak intensity of sunlight arriving at the upper atmosphere of the Earth is around 1300W/m2. The Earth is situated roughly 55 x 106 km from the Sun. The radius of the Earth is around 6000 km. a)
A 190 kg object is moving 15 m/s. If a net work of 12500 J is done on the object to increase its speed, then use the Work-Energy Theorem to find the final speed of the object.
A long cylinder carries a charge density which is proportional to the distance rom the axis: p = kr, for some constant K. Find the electric field inside and outside of the cylinder?
The direction of the magnetic field in a current carrying coil is parallel to the magnetic dipole moment of the coil.
A 0.07 kg bullet traveling at 577 m/s hits a 5.6 kg block of wood and stays in the wood. What is the velocity of the wood block immediately after the bullet hits it?
An aircraft with a mass of 977 kg accelerates from 0 to 97 m/s in 9.6 seconds, at which time the aircraft launches. What is the kinetic energy of the aircraft when the aircraft launches?
An aircraft weighing 840 N is accelerated at 8.3 m/s/s for 5 seconds, at which time the aircraft launches. Assume the acceleration is constant. What is the force required to launch the aircraft?
An aircraft starts at rest and is accelerated at 14.8 m/s/s for 13 seconds, at which time the aircraft launches. What is the distance traveled from the starting point to the launch point. Assume ac
The catapult on an aircraft carrier can take an aircraft weighing 300,000 N from 0 to 82 m/s in 11 seconds, at which time the aircraft launches. What is the acceleration of the aircraft when it laun
The catapult on an aircraft carrier can take an aircraft from 0 to 215 mph in 12 seconds, at which time the aircraft launches. Express the launch speed in SI units (meter-kilogram-second system; not
Consider two identical +43 microcoulomb point charges placed 89 cm apart. Let there be a +1 nC (1 nanocoulomb = 1E-9 coulomb) test charge midway between them. Calculate the work (in J) required to m
(A) Find the change in classiclal momentumof an electron that accelerates from 0.900c to 0.940c, neglecting relativistic effects. (B) Repeat calculations, using expression for relativistic momentum.
A block starts at rest and slides down a frictionless track it leaves the track horozontally, flys through the air, and subsequently strikes the ground. the acceleration of gravity is 9.8m/s^2 A) w