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a 954 kg drag race car accelerates from rest to 113 kmh in 0919 s what change in momentum does the force producewhat
a 954 kg drag race car accelerates from rest to 113 kmh in 0919 s what change in momentum does the force
a crate of mass 140 kg is pulled up a rough incline with an initial speed of 150 ms the pulling force is 100 n parallel
a force of 1250 n is used to push a piano up a ramp 12 m long to a height of 15 m above the ground the piano weighs
a team of dogs drags a 130 kg sled 191 km over a horizontal surface at a constant speed the coefficient of friction
a flight attendant pulls her 75 n flight bag a distance of 305 m along a level airport floor at a constant velocity the
a mechanic pushes a 34 103 kg car from rest to a speed of v doing 5000 j of work in the process during this time the
a student with a mass of 800 kg runs up three flights of stairs in 12 s the student has gone a vertical distance of 80
a 50102 n laod is lifted 60 m with a pulley the force exerted on the pulley rope is 165 n and the efficiency is 65 how
a 50-kg mass starts from rest and accelerates to a velocity of 80 ms in a time of 100 secondsa what is the objects
a 0100 kg block is suspended from a spring when a small pebble of mass 40 g is placed on the block the spring stretches
a 60-kg object on a frictionless horizontal surface oscillating on a spring that has a force constant equal to 15 knm
the position of a particle is given by x 44 cos pt where x is in meters and t is in secondsa find the maximum speed
the position of a particle is given in cm by x 7 cos 4pt where t is in secondsa find the maximum speedin msb find the
it took a force of 250 n to pull a crate weighing 765 n across the floor the work done was 3500 j how far was the crate
a 0145 kg baseball pitched at 420 ms is hit on a horizontal line drive straight back toward the pitcher at 520 ms if
a constant friction force of 5 n acts on a 85 kg skier for 20 s what is the skiers change in
it takes 7500 j of work to slide a crate a distance of 15 m across a floor a force of 650 n was applied to the rope
an 800 kg person carries a 25 n package up aflight of stairs the vertical height of the stairs is 100 m how much total
a 15-m-long glass tube closed at one endis weighed and lowered to the bottom of a fresh-water lake when the tube is
two bicyclists starting at the same place are riding toward the same campground by two different routes one cyclist
a very large number n1 polaroids are arranged in a sandwich the transmission axis of each polaroid is at a constant
a 10 kg hammer strikes a nail at a velocity of 83 ms and comes to rest in a time interval of 80 msa what is the impulse
a ball having a mass of 170 g strikes a wall with a speed of 50 ms and rebounds with only 50 of its initial kinetic