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Find the magnitude of the impulse delivered to a football when aplayer kicks it with a force of 1275 N.Assume that the player's foot is in contact with the ball for0.00594 s.
kg · m/s
Because of salt content, the density of the water in the Dead Sea (Middle East) is greater than ocean water. Air pressure (at sea level) is 1.013 x 105 Pa. Calculate the density of the water in the Dead Sea in kg/m3. g = 9.8 m/s2
q1. a hotel elevator ascends 270 m with a maximum speed of 5.0 ms. its acceleration and deceleration both have a
What is the magnitude of the electric field. A 50-gram super ball traveling at 25m/s is bounced off a brick wall and rebounds at 22 m/s. A high speed camera records this event. If the ball is in contact with wall for 3.5 ms, what is the average acc..
Suppose a tank contains 826 m3 of neon (Ne) at an absolute pressure of 1.01×105 Pa. What is the increase in the internal energy of the neon
neon sign requires 12,000 V to operate which is supplied by a transformer. If the primary on the transformer has 10 turns and is connected to a 120-V outlet, how many turns does the secondary have
A basketball is launched with an initial speed of 10.0 m/s and follows the trajectory shown. From what distance x the ball is shot
question a solid aluminum ingot weighs 92 n in air.a what is its volume?b the ingot is suspended from a rope and
The Golden Gate Bridge in San Francisco has a main span of length 1.28 km, one of the longest in the world. Imagine that a steel wire with this length and a cross-sectional area of 3.40 10-6 m2 is laid in a straight line on the bridge deck with it..
A child on a swing-set swings back and forth. If the length of the supporting cables for the swing is 2.8 m, what is the period of oscillation
A 392\({\rm g}\) oscillator has a speed of 90.5\({\rm cm/s}\) when its displacement is 3.90\({\rm cm}\)and 74.5\({\rm cm/s}\), What is the oscillator's maximum speed
A mass m1 = 5.3 kg rests on a frictionless table and connected by a massless string to another mass m2 = 5.3 kg. What is the final speed of the two blocks
On a frictionless horizontal air table, puck A (with mass 0.253kg ) is moving toward puck B (with mass 0.365kg), which is initially at rest. After the collision, puck A has velocity 0.115m/s to the left, and puck B has velocity 0.655m/s to the right...
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