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a 65kg bicyclist rides 88kg bicycle with a speed of 40ms a how much work must be done by the brakes to bring the bike
a particle with an initial linear momentum of 480 kgms directed along the positive x-axiscollides with a second
a square loop of wire with sides of length 42 cm is in a uniform magnetic field perpendicular to its area if the fields
suppose that the resistor arrangement is connected to a 12-vbattery what will bea the current in each resistorb the
a proton moving freely in a circular pathperpendicular to a constant magnetic field takes 100mus to complete one
a meter stick lies on the bottom of a 100-cm-long tank with its zero mark against the left edge you look into the tank
a 79 kg skier starts from rest at the top of a ski slope 58 meters high if the fricitonal forces do -113 kj of work on
an experimental rocket car starting from rest reachesnbsp speed of 560 kmh after a straight 400-m run on a level salt
how could you determine the horizontal component of the magnetic field the tangent galvanometer making only one
two grams of 100 degree c steam are injected into a wellsealed styrofoam container that holds a mixture of 24 grams of
a goodyear blimp typically contains 6580 m3 of heliumhe at an absolute pressure of 110 x 105 pa thetemperature of the
a 060-kg block initially at rest on a frictionless horizontal surface is acted upon by force of 60 n for a distance of
the magnitude of magnetic dipole moment of earth is 8 multiplied by 1022 jt assume that this is produced by charges
an object of mass m 43 kg is suspended from a spring of constantk 142 nm what is the displacement of the end of the
an electron has an initial velocity of 16 j 23k kms and a constant acceleration of350multiplied by 1012ms2i in a region
a horizontal conductor that is part of a power line carries acurrent of 4800a from south to north earths magnetic field
1 if there was water in a u-tube full with water with one sideclosed with a stopper would the pressure at a point
a hollow sphere of radius 035 m with rotational inertia i 0022 kg m2 about a line through its center ofmass rolls
luggage is transported from one location to another in an airport by a convey or belt at a certain location the belt
calculate the ratio of the drag force on a jet flying at 899kmh at an altitude of 78 km to the drag force on a
the drawing shows a skateboarder moving at 5 ms along a horizontal section of a track that is slanted upward by 48deg
an observer in reference frame s notes that two events are separated in space by 220m and in time by 085 micro seconds
a disk rotates about its central axis starting from rest and accelerates with constant angular acceleration at one time
a rubber ball of mass 265 g is dropped from a height of 190 m onto a floor the velocity of the ball is reversed by the