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a vehicle whose initial speed is 30 ms slows uniformly to 10 ms in 5 seca evaluate the acceleration of the vehicleb
a daredevil is shot out of cannon at 411o to the horizontal with an initial speed of 261 ms a net is positioned a
an artillery shell is fired at an angle of 478o above the horizontal ground with an initial speed of 1930 ms the
a projectile is fired straight up at a speed of 15 ms the acceleration of gravity is 98ms2 find how long does it take
two cartons sit next to and touching each other on a frictionless horizontal surface the lighter carton has a mass of
in an emergency stop to avoid an accident a shoulder strap seat belt holds a 60 kilogram passenger in place if the
what is the dollar savings when a customer receives a 14amp34 discount on a 959 dining
a ball rolls horizontally off the edge of a tabletop that is180 meter high it strikes the floor at a point 142 meter
an explorer is caught in a whiteout in which the snowfall is therefore thick that the ground cannot be distinguished
a 690 kilogram base runner begins his slide into second base when he is moving at a speed of 39 ms the coefficient of
a body has the weight 12 newton in air and 10 newton when it is immersed in fresh water with density 1000 kgm3
a child throws a ball to his sister who is 2000 meter away the ball reaches its maximum height 150si calculate with
a student throws a set of keys vertically upward to her sorority sister who is in a window 400 meter above the keys are
a rocket blasts off from rest and attains a speed of 50 ms in 14 s an astronaut has a mass of 613 kilogram find the
a box of bananas weighing 400 newton rests on a horizontal surface the coefficient of static friction between the
a 12 volt lead acid automobile battery engineered for up to 500 or more chargedischarge cycles has a rating of 1350 ahr
a flat curve on a highway has a radius of 290 meter a car rounds the curve at a speed of 220 msa find the minimum
a bridge has a mass of 260 x 10 to the 4th kg is 320 meter long and has a 3500 kilogram bus 150 meter from one end
a wooden plank is 500 meter long and supports a 750 kilogram block 200 meter from one end if the plank is uniform with
an automobile is traveling directly west for 16 kilometer west at 90kmh then it travels directly south for 8 kilometer
two newly discovered planets follow circular orbits around a strain a distant part of the galaxy the orbital speeds of
a 525 kilogram piano is being lowered into position by a crane while two persons steady it with ropes pulling to the
it takes the elevator in a skyscraper 48 second to reach its cruising speed of 10 ms a 60 kilogram traveler gets aboard
when a horizontal force of 300 newton is applied to a 680 kilogram box the box slides on a level floor opposed by a
a rotating fan completes 1200 revolutions every minute consider a point on the tip of a blade at a radius of 013 metera