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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
assume that a police vehicle on the highway is moving to the right at 27 ms while a speeder is coming up from almost
two dams form artificial lakes of equal depth but one lake backs up 15 km behind the dam and the other backs up 30 km
a container at 300 k contains h2 gas at a pressure of one atmosphere at this temperature h2 obeys the boltzmann
100 volts of ac are put across a 100-turn transformer primary1 what is the power in each coil2 what is the ac current
a piece of clear plastic has index of refraction 11 and is submerged in water a beam of light hits the surface of the
a 740 kilogram man stands on a scale in an elevator obtain the apparent weight in each of the following situationsa