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a bullet of mass 111 g is fired into an initially stationary block and comes to rest in the block the block of mass 121
an object of mass 526 kg is released from rest and drops 195 m to the floor the collision is completely inelastic how
you hit a golf ball at a 61 degree angle and it lands 120 m away and 9 m down in a hole from its original y position
a boy of mass 483 kg is initially on a skateboard of mass 200 kg moving at a speed of 103 ms the boy falls off the
a velocity selector is tuned to let charges with a speed of 325 ms pass through if the strength of the magnetic field
under some circumstances a star can collapse into an extremely dense object made mostly of neutrons and called a
a football is kicked at ground level with a speed of 18ms at angle of 35 to the horizontal how much later does it hit
a uniform conducting rod of length 28 cm has a potential difference across its ends equal to 13 mv millivolts what is
the polonium isotope 210po an alpha emitter has a half-life of 13838 days you happen to have a 14 g cube of 210po so
a ball is thrown horizontally from the roof of a building 45m tall and lands 24m from the base what was the balls
an electron in a hydrogen atom is orbiting the nucleus at 22x106 ms if we treat the electron as a classical current
a circular-motion addict of mass 95 kg rides a ferris wheel around in a vertical circle of radius 10 m at a constant
a sprinter of mass 693 kg runs at a constant speed of 109 ms in a straight line find the extra force the sprinter must
two blocks each of mass m 21 kg are pushed along the horizontal surface of a table by a horizontal force p of
suppose the coefficient of static friction between the road and the tires on a car is 060 and the car has no negative
a 4 kg object attached to a horizontal string moves with constant speed in a circle on a frictionless horizontal
a low friction cart of mass m traveling at speed v collides perfectly elastically with a cart of triple the mass
a 300 kg block slides from rest from the bottom of an inclined plane tilted up at 25 degrees this acceleration is due
some object moves 1000 m at an angle of 36deg west of south during this motion a 920 n force acts on the same object
two 30 c charges lie on the x-axis one at the origin and the other at 25 m a third point is located at 75 m what is the
at the instant the traffic light turns green an automobile starts with a constant acceleration a of 22 ms2 at the same
in november 2003 the now-most-distant-known object in the solar system was discovered by observation with a telescope
an electron is moving at a speed of 80 103 ms in a circular path of radius of 20 cm inside a solenoid the magnetic
an electron moves in a circular path perpendicular to a uniform magnetic field with a magnitude of 14 mt if the speed
an 82-kg running back leaps straight ahead toward the end zone with a speed of 70 ms a 115-kg linebacker keeping his