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an object attached to a horizontal spring is oscillating back and forth along a frictionless surface the maximum speed
a painter wishes to know whether or not he can safely stand on a ladder the ladder has a mass m1 70 kilogram which is
the lifting force exerted on an airplane wing varies jointly as the area of the surface and the square of the planes
a basketball player makes a jump shot the 0550 kilogram ball is released at a height of 210 meter above the floor with
a block with a coefficient of kinetic friction muk 04 slides down a 30 degree inclined plane estimate what acceleration
there is a clever kitchen gadget for drying lettuce leaves after you wash them it consists of a cylindrical container
a block is hung by a string from the inside roof of a car when the car goes straight ahead at a speed of 21 ms the
two telephone poles are separated by 40 m and connected by a wire a bird of mass 050 kg lands on the wire midway among
a car starts from rest and then accelerates uniformly to a linear speed of 14 ms in 37 second if the tires have a
1 starting from rest you move with a constant acceleration of 22 ms2 for 150 s and then move with an acceleration of
question 1a shallow foundation on a deposit of sandy soil is 3 in wide and 3 m long it will be located at a depth of 15
a 286 kilogram log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp the ramp is
1 compute the edge length of a cube that has the same volume as a sphere of radius 50 cm2 how much greater is the
a lady pulls a suitcase with a mass of 20 kilogram across the floor by applying a force t to a chain that makes an
a 250 kilogram block is initially at rest on a horizontal surface a horizontal force of 750 newton is required to set
a turntable that spins at a constant 800 rpm takes 390 second to reach this angular speed after it is turned on
a plane slows down from 142ms to 1ms in 3200m1 what is the acceleration of the plane2 how long does it take the plane
a wooden block slides directly down an inclined plane at a constant velocity of 60 ms determine how large is the
a projectile is launched at an elevation angle of 60o with an initial velocity of 120 ms evaluate what is the x and y
a single string of length 322 meter is made up of two separate shorter strings c and d spliced together string c has
a single string is made up of two strings of different densities joined together each of the strings is 140 meter long
a large pendulum with a 200-lb gold-plated bob 12 inches in diameter is on display in the lobby of the united nations
a meter stick has two weights hanging from its ends one is a 1 kilogram weight and the other is 3 kilogram weight
a 2 kilogram wood block is launched up a wooden ramp that is inclined at a 30 degree angle the blocks initial speed is
a baby was born when the planets jupiter and mars were in alignment on that day the distance to jupiter was 75 x 1011