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a 10 kg ball is thrown horizontally with a velocity of 15 ms against the wall if the ball rebounds horizontally by a
a motorcycle and 595 kilogram rider accelerate at 30 ms2 up a ramp inclined 10 degree above the horizontala obtain the
assume we have an infinitely long wire carrying a current of 40 a it is bent into an l-shape extending into positive
an object is hung from a spring balance attached to the ceiling of an elevator cab the balance reads 65 newton when the
a crate with scientific equipment slides down a curved frictionless side of lunar crater of the depth h and then up
if astronauts could travel at 0970c we on earth would say it takes 4200970 433 years to reach alpha centauri 420
part a determine the radiation pressure due to a 100 watt bulb at a distance of 40 centimeter from the center of the
consider the following1 compute the absolute pressure at the bottom of a freshwater lake at a depth of 222 m suppose
a young hockey player stands at rest on the ice holding a 13 kilogram helmet the player tosses the helmet with a speed
the four tires of an automobile are inflated to a measure pressure of 20105 pa each tire has an area of 0024 m2 in
a bale of hay of mass 150 kilogram is pulled at a constant velocity across a barn floor by a hook that pulls at an
a 270-n sphere 020 m in radius rolls without slipping 60 m down a ramp that is inclined at 34deg with the horizontal
a 45 kilogram table can be pushed along the ground at a constant speed with a force of 170 newton find the coefficient
a large man sits on a four-legged chair with his feet off the floor the combined mass of the man and chair is 950 kg if
determine how much force is needed to keep a 62 kilogram crate moving across a floor at constant speed if the
a passenger with mass 85 rm kg rides in a ferris wheel the seats travel in a circle of radius 35 rm m the ferris wheel
a 52 kilogram circus artist is to slide down a rope that will snap if the tension exceeds 470 newtona explain what
a person walks in the following pattern 31km north then 24 km west and finally 52km south a sketch the vector diagram
rocket man has a propulsion unit strapped to his back he starts from rest on the ground fires the unit and accelerates
a weightless spring of force constant 250 ncm is 150 cm long when nothing is attached to it it is now utilized to pull
a golfer hits a ball from an elevated height that is located in a horizontal distance of 180 meter from the hole the
a 135 kilogram block of wood sits on the edge of a table 0782 meter above the floor a 00105 kilogram bullet moving
a man is to be released from rest on a swing pulled away from the vertical by an angle of 221 degree the two frayed
a model airplane with a mass of 0745kg is tethered with a wire so that it flies in a circle 294 m in radius the