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1 a car rounds a 120 km radius circular track at 89 kmhfind the magnitude of the cars average acceleration after it has
a harmonic force f0 sinomegat is applied to mass m1 which in turn is coupled to springs of spring constants k1 k2 and
a torture technique used by inquisition included a pendulum with attached blade the length and mass of the wooden rod
a person lying on an air mattress in the ocean rises and falls through one complete cycle every 55 seconds the crests
tsunamis are fast-moving waves generated by underwater earthquakes in the deep ocean their amplitude is barely
an antelope runs 350m at a constant speed of 220 ms then immediately changes speed to 350 ms and runs for a distance of
a block of mass m is attached to a spring whose spring constant is k the other end of the spring is fixed so that when
water waves in a shallow dish are 65 cm long at one point the water oscillates up and down at a rate of 52 oscillations
showing the xt graph of an object moving with shma by observation fill in the values with distance in centimeters
a point moves in the xy plane position vector rt from the origin to the point gives the location of the point at time t
the velocity of a car on a straight stretch of highway is recorded every 5 seconds the data is in the table below a
a 30 kg object subject to a restoring force f is undergoing simple harmonic motion with small amplitudethe potential
the velocity-time graph below shows the motion of a cyclistadescribe in words the motion of the cyclistbcalculate the
1 use discriminant to determine whether the following equations have solutions that are two different rational
1 draw a position-time graph to match the story make sure the graph is to scale show all your math work bob walks
1 a particle moves along the x-axis its position varies with time and is given by equation x -6t 3t2 where x is in
two cars travel in the same direction along a straight highway one at a constant speed of 550 mih and the other at 700
a car brakes in an emergency the moment the brakes are first applied is t0 the cars distance s from the point at which
a 150-lb fireman is holding a hose which has a nozzle diameter of 1 inch and hose diameter of 2 inches if the velocity
1 competitive divers pull their limbs in a curl up their bodies when they do flips just before entering the water they
1 to qualify for the finals of a racing event a race car must achieve an average speed of 220 kmh on a track with a
1 a cannon ball is fired with a velocity of 48 ms at 42 degrees up from the horizontal assume that it lands at the same
1 a 45 kg block is at rest on a table when it is attached to a second mass m2 hanging over a pulley the static
1find an equation for the terminal velocity of a sphere falling through a viscous fluid like water or blood how does
1a projectile of mass 06 kg is fired vertically upwards in the barrel of a gun by a vertical net propelling force of 50