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an 870-kg block slides with an initial speed of 156ms up a ramp inclined at an angle of 274 degrees with the horizontal
a pendulum consists of a small object hanging from the ceiling at the end of a string of negligible mass the string has
nine electrons are injected into a one-dimensional energy well with a width of 2 nma what will be the quantum numbers
a certain substance has a dielectric constant of 28 and a dielectric strength of 180 mvm if it is used as the
a block with mass m1 94 kg is on an incline with an angle 330deg with respect to the horizontal for the first
an asteroid of mass 23times105kg traveling at a speed of 21kms relative to the earth hits the earth at the equator
the maximum charge on the capacitor in an oscillating lc circuit is q0 what is the capacitor charge in terms of q0 when
use the data of this table to find the point between jupiter and the sun at which an object can be placed so that the
an lc circuit has a 900 mh inductor the current has its maximum value of 0550 a at t 0s a short time later the
a 1300-kg car is being driven up a 40deg hill the frictional force is directed opposite to the motion of the car and
a shell is shot with an initial velocity v1 of 33 ms at an angle of 60deg with the horizontal at the top of the
a luge and its rider with a total mass of 81 kg emerge from a downhill track onto a horizontal straight track with an
a 18--long nichrome wire is connected across the terminals of a 15 battery what is the electric field inside the wire
a rod of length l and mass m pivoted at one end is held by a spring at its midpoint and a spring at its far end both
a disk has a moment of inertia of 30x10-4 kgm2 and rotates with an angular speed of 35 radsec what is the magnitude of
a hydrogen atom particle 1 is initially at rest a neutron particle 2 initially moves to the east at speed v colliding
a pencil beam of 200-kev photons is normally incident on a 14-cm-thick sheet of aluminum pressed against a 2-mm- thick
a narrow beam of 400-kev photons is incident normally on a 2 mm iron liner1 what fraction of the photons has an
a 662-kev photon is compton scattered at an angle of 120degree with respect to its incident directionwhat is the energy
a 275 kg piano slides 44 m down a 30deg incline and is kept from accelerating by a man who is pushing back on it
a charged 2uf capacitor is connected in parallel with 05 mohm resistor a how long after the connection is made with the
two cars have collided at right angles at an intersection car a was eastbound car b was northbound the marks on the
a 1250 kg car drives up a hill that is 152 high during the drive two nonconservative forces do work on the car i the
what is the potential difference between the center of the disk and the edge use the following as necessary r b hint
a positively charged particle of mass 680 10-8 kg is traveling due east with a speed of 80 ms and enters a 031 t