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A pendulum, 1.0 m long, is pulled aside to the position wherethe 4.00 g "bob" has been raised verticall a distance of 10 cm. find:
a) the potential energy of the bob before it is released.b) the kinetic energy of the bob at its lowest position.c) the velocity of the bob at its lowest point
In a 1.25 T magnetic field directed vertically upward, a particle having a charge of magnitude 8.50 ?C, what is the sign of the charge of this particle
An object is located at -3 cm. If its maximum oscillation amplitude 9cm what is the phase constant in radius
In the measurement of length of a cylinder, the main scale reading of a vernier caliper is 1.5 cm, Find the reading of the length of the cylinder
a plane convex lens made of glass n 1.50 with one flat surface and the other having a radius of 20 cm. what is the
The diameter of a sphere is measured to be 6.94 in. Find the radius of the sphere in centimeters
A gas containing 9 moles is compressed adiabatically from an initial temperature of 288 K to a final temperature of 463 K, what is the work done by the piston
A two-slit pattern is viewed on a screen 1.06 m from the slits. compute the total width of the central bright fringe
A 67.5 kg circus performer slides4.10 m down a pole to the circusfloor, starting from rest. What is the kinetic energy of the performer as shereaches the floor
a 8.4 kg mass is attached to a light cord that passes over a massless frictionless pulley. the other end of the cord is
A 9.0W laser beam shines on an ensemble of 1024 electrons, each in the ground state of a one-dimensional infinite square well 0.82nm wide. How many electrons can be so excited if the beam shines for 5.0ms
You hit a 0.2 kg golf ball up at 40o from the horizontal. It travels for 4.86 s and stops on an elevated green 10 m above its initial height traveling down at an angle of 35.4o below the horizontal. What is the total impulse on the golf ball when ..
a liter of air initially at room temperature and atmospheric pressure is heated at constant pressure until it doubles
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