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a solid cylinder of mass m 27 kg radius r 029 m and uniformdensity is pivoted on a frictionless axle coaxial with its
an 80 kg man is one fourth the way up a 10m ladder that isresting against a smooth frictionless wall the ladder has a
sammy skier whos mass is 70 kg starts to slide down a 10degree slope on his new frictionless skis a strong horizontal
a 0060-kg handball is thrown straight toward a wall with a speedof 10 ms it rebounds straight backward ata speed of 92
a laser beam is directed at the moon 380000 rm km from earth the beam diverges at an angletheta of 74times10-5 radwhat
a string is 50cm long when ball is released from rest itswings along an arc how fast is it going at lowest point on arc
a sphere of radius 10 cm is dropped into a glass cylinder filledwith a viscous liquid the mass of the sphere is 120 g
an electron moves through a region of crossed electric and magneticfields the electric field e 2 000 vcm and is
a rc circuit consists of 20 m-ohm and c 2 milli-faradnbsp it started charging sometime ago with a 12-volt batterynbsp
a184 m diameter vat of liquid is 338 m deep the pressure at thebottom of the vat is 207 atm what is the mass of the
a 2 micro-farad and a 5 micro-farad capacitors were connected inseries to a 12 volt battery after the capacitors were
in a physics laboratory experiment a 600 kg box is pushed across a flat table by a horizontal force fa if the box is
the position of a particle is given by 025 cos 2513 t mwhere t is in s and theta is in radiansa what are the
you are riding in an elevator on the way to18th floor in your dormitory the elevator is accelerating upward with
a generator is connected to a resistor and a 0032-h inductor in series the rms voltage across the generator is 72 v
an object at rest on a flat horizontal surface explodes into two fragments one seven times as massive as the other the
a baseball outfielder throws a 150-kg baseball at a speed of 400ms and an initial angle of 30 degrees what is the
a particle is located at the vector position r400i600jmand a force exerted on it is given by f300i200jna what is the
an oscillating lc circuit consistingof a 20 nf capacitor and a 38 mh coil has a maximum volatage of60 vwhat is the
an underwater scuba diver sees the sun at an apparent angle of 45 degrees from the vertical what is the actual
a car with a mass of 950 kg and an initial speed of v1 224 ms approaches an intersection a 1300 kg minivan traveling
an 800kg package in a mail-sorting room slides 200m down achute that is inclined at 530degrees below the horizontal
a 8cm radius disk with a rotational inertia of 12kgm2 is free to rotate on a horizontal axis a string is fastened to
a spaceship is launched from the surface of the earth at aninitial speed of 200x104mswhat is the space ships speed when
regarding the earth and a cloud layer 650m above the earth as the plates of a capacitor calculate the capacitance