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the merry-go-round described in the previous problem is pushed with a constant force of 53 n what is the angular
a merry-go-round in the park has a radius of 26 m and a moment of inertia of 1773 kgm2what is the mass of the
a basketball player spins a basketball with a radius of 15 cm on his fingerthe mass of the ball is 075 kgwhat is the moment of inertia about the
a student sits on a stool holding a 50-kg dumbbell in both hands he extends his arms such that each dumbbell is 060 m from the axis of rotationthe
logan whose mass is 18 kg sits 120 m from the center of a seesawif shiro must sit 080 m from the center to balance loganwhat is shiros
a force of 25 n is applied vertically at the end of a wrench handle that is 45 cm long to tighten a bolt in the clockwise direction what torque is
a painter uses a 258-cm long screwdriver to pry the lid off of a can of paint if a force of 85 n is applied to move the screwdriver 600deg from the
suppose a baseball rolls 32 m across the floor if the balls angular displacement is 82 rad what is the circumference of the
a record players needle is 65 cm from the center of a 45-rpm record calculate velocity of the
the rotational velocity of a merry go round is increased at a constant rate from 15 rads to 35 rads in a time of 95 swhat is the rotational
earths atmosphere is separated into four layers the troposphere 0-10 kmthe stratosphere 10-50 kmthe mesosphere 50-80 km andthe thermosphere 80-500
the moon is a satellite of the earththe moon takes one full revolution around the earth in 273 daysgiven that the mass of the earth is 597 x 1024 kg
if a meteorite hit the earth and moved it 241x 1010 m closer to venus how many days would there be in an earth
assume a new planet was discovered to orbit the sun with a period 5 times that of pluto using the data measure the average distance from the sun for
a year is explained as the time it takes for a planet to travel one full revolution around the sun one earth year is 365 days calculate the number of
a river is flowing 40 ms to the east a boater on the south shore plans to reach a dock on the north shore 300deg downriver by heading directly across
in airplanes airspeed is 20 x 102 kmh due east because of a wind blowing to the north it is approaching its destination 15deg north of easta what is
two objects are placed on a flat turntable at 100 cm and 200 cm from the center respectively the coefficient of static friction with the turntable is
if a ring were constructed as knid of a space stationhow fast must a 500-m-radius ring rotate to simulate earths
in an attempt to make a 3-point shot from a distance of 600 m a basketball player lofts the ball at an angle of 68deg above the horizontal the ball
in a certain cathode-ray tube a beam of electrons moving at a constant velocity enters a region of constant electric force midway among two parallel
a football player kicks a field goal from a distance of 45 m from the goalpost the football is launched at a 35deg angle above the horizontalwhat
a 105-n suitcase sits on a rubber ramp at an airport carousel at a 25deg angle the weight vector can be broken into two perpendicular componentsa
a 017-kg hockey puck leaves the stick on a slap shot travelling 21 ms if no other forces act on the puck friction eventually will bring it to rest 62
a boat travels 75 km southeast then 56 km due east then 25 km 300deg north of easta sketch the vector set on a n-e-s-w gridb find its net e-w part of