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consider a conical pendulum with a bob of mass m 680 kg on a string of length l 100 m that makes an angle of 700deg
a car initially traveling eastward turns north by traveling in a circular path at uniform speed as in the figure below
a 132- including all the contents rocket has an engine that produces a constant vertical force the thrust of 1930
batman whose mass is 80 kg is dangling on the free end of a 12 m rope the other end of which is fixed to a tree limb
a student drops a lit firecracker off the roof of abuilding with an initial velocity vo0 she hearsit explode 10s later
in the bohr model of the hydrogen atom an electron moves in a circular path around a proton the speed of the electron
a child sit down in a seat on a ferris wheel suppose the wheel has a radius of 70m and that when the ride begins it
a why would 20 degrees have a higher range delta x than 15-20 degreesb how does friction applied to the hot wheels
a solenoid 240cm long and with a cross-sectional area of 0600cm2 contains 420 turns of wire and carries a current of
a curve in a road forms part of a horizontal circle as a car goes around it at constant speed 140 ms the horizontal
radiation from the nearby star alpha centauri is observed to be reduced in wavelength after correction for earths
a flat unbanked curve on a highway has a radius of 220 m a car rounds the curve at a speed of 180ms what is the minimum
you are working for a shipping company your job is to stand at the bottom of a 86 m-long ramp that is inclined at 32
the astronomical object 4u014261 has the distinction of creating the most powerful magnetic field ever observed this
a box of textbooks of mass 253kg rests on a loading ramp that makes an angle a with the horizontal the coefficient of
youre using a rope to pull a sled at constant velocity across level snowwith coefficient of kinetic friction 0050
a wire is formed into a circle having a diameter of107cm and is placed in a uniform magnetic field of316mt the wire
a 680 patient is suspended in a raised hospital bed angle is 50 degrees the wire is attached to a brace on the patients
a hollow conducting sphere with an outer radius of 0258m and an inner radius of 0210m has a uniform surface charge
a flat coil of wire has an area a n turns and a resistance r it is situated in a magnetic field such that the normal to
you are floating down a river at a speed of 30 ms in a canoe while drinking a can of soda you see your friend on a
two otherwise identical bodies have temperatures of 330k and 3000k respectively by what factor does its emission
a square loop of wire consisting of a single turn is perpendicular to a uniform magnetic field the square loop is then
a 203 kg book is placed on a flat desk suppose the coefficient of static friction between the book and the desk is 0602
when point charges q1 70 c and q2 66 c are brought near each other each experiences a repulsive force of magnitude