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a 75 kilogram block is released from rest and then slides for a distance of 50 meter down a ramp that is inclined 30o
a pitcher throws a 015 kilogram baseball thus that it crosses home plate horizontally with a speed of 25 ms it is hit
a 350 gram stone is swung in a circular path on a 60 centimeter length of string and in a vertical plane the tangential
a long horizontal wire carries 280 amp of current due north1 find the net magnetic field 250 centimeter due west of the
an automobile engine slows from 4600 rpm to 1000 rpm in 60 sec find the angular acceleration and total number of
mike runs in lane one around a curve as maurice runs in lane eight around a curve the radius of lane eight is twice as
a 30 meter long rigid beam with mass 130 kilogram is supported at each end a 75 kilogram student stands 20 meter from
the enterprise has entered a standard orbit circular orbit 500 kilometer above the surface about earth determine what
two 54 centimeter diameter metal disks are separated by a020 millimeter thick piece of paper dielectric constant for
how fast must a rocket travel on a journey to and from a distant star so that the astronauts age 120 years while the
a puck goes around its circular path once every 16 second its speed is 33 cms evaluate what is the radius of its
a block is projected up a frictionless inclined plane with initial speed v0 356 ms the angle of incline is theta 318
the dielectric of a parallel plate capacitor is to be a slab of glass that completely fills the volume between the
a sled of mass 500 kilogram is pulled along flat snow-covered ground the static friction coefficient is 030 and the
a chair of weight 150 n lies atop a horizontal floor the floor is not frictionless you push on the chair with a force
an alpha particle q 2e m 400 u travels in a circular path of radius 700 centimeter in a magnetic field with b 160 t
a concave mirror has a radius of curvature of 98 centimetera find the object position for which the resulting image is
a van travels at a constant speed around a circular track whose radius is 275 kilometer the car goes once around the
a potters wheel of radius 014 meter is turned on at t 0 and accelerates uniformly after 54 second the wheel has an
a car delivers 30 hp to its wheels when moving at a constant speed of 22 ms calculate the total resistance force drag
in a physics lab a cube slides down a frictionless incline and elastically strikes another cube at the bottom that is
a crate that weighs 20 newton starts from rest and slides down a rough 50 meter long ramp inclined at 25o with the
two cars are moving the first car has twice the mass of the second car however only half as much kinetic energy when
1 work of at least 2000j is required to push a crate up a frictionless incline if the crate is pushed 20m on the
a ball of mass 0120 kilogram is dropped from rest from a height of 125 meter it rebounds from the floor to reach a