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a student sees a newspaper ad for an apartment that has 1630 square feet ft2 of floor space how many square meters of
the drawing shows a person looking at a building on top of which an antenna is mounted the horizontal distance between
a car accelerates from rest at a constant rate of 2ms2 for 5s at the end of this time the speed of the car is 10 ms how
a 1100-kg car is moving at 318 ms a braking force of -5101 n is applied for 480 s what is the velocity of the car when
a 76 kg window cleaner uses a 12 kg ladder that is 51 m long he places one end on the ground 20 m from a wall rests the
wiley coyote and his acme rocket together having inertia of 1000kg are speeding after roadrunner upon seeing a large
a boat with a horizontal tow rope pulls a water skier she skis off to the side so the rope makes an angle of 150
a solid cylinder is rolled down a ramp they cylinder starts 029 m above the level surface below if it starts at rest
a ball is tossed from an upper-story window of a building the ball is given an initial velocity of 900 ms at an angle
a submarine is located 1000 km below the surface of the water what is the absolute pressure of the seawater on the
a fisherman reels in 120 m of line while landing a fish using a constant forward pull of 250 n how much work does the
a box is sliding down an incline tilted at an angle of 14 degrees above horizontal the box is sliding down the incline
the car lift in a gas station operates with an air pressure of 2000 kpa the piston of the car lift has a diameter of
a block of inertia 2 kg is launched from a spring onto a frictionless surface the velocity it has upon leaving the
a car is parked on a cliff overlooking the ocean on an incline that makes an angle of 170deg below the horizontal the
a man lost in a maze makes three consecutive displacements so that at the end of his travel he is right back where he
a rowboat crosses a river with a velocity of 367 mih at an angle 625deg north of west relative to the water the river
calculate the terminal velocity for a pollen grain falling through the air using the drag force equation assume the
the length of the b string on a certain guitar is 620 cm it vibrates at a fundamental frequency of 2460 hzif the linear
a suitcase full of gold sits at the bottom of a lake a recovery diver finds that as he lifts the suitcase to the
on a highly polished essentially frictionless lunch counter a 0500 kg submarine sandwich moving 300 ms to the left
a 1000 m uniform beam is hinged to a vertical wall and held horizontally by a 500 m cable attached to the wall 400 m
two people carry a heavy electric motor by placing it on a light board 155 m long one person lifts at one end with a
a small rubber wheel is used to drive a large pottery wheel and they are mounted so that their circular edges touch the
a merry-go-round with radius 3 m rotates freely with an angular speed of 2pi revs its kinetic energy is 4000 j a 50 kg