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A 1.00 kg glider attached to a spring with a force constant49.0 N/m oscillates on a horizontal,frictionless air track. At t = 0, the glider is releasedfrom rest at x = -3.10 cm.(That is, the spring is compressed by 3.1 cm.)
(a) Find the period of its motion.
s
(b) Find the maximum values of its speed and acceleration.
m/s
m/s2
(c) Find the position, velocity, and acceleration as functions oftime (t).
cm (position)
cm/s (velocity)
cm/s2 (acceleration)
A soccer ball is kicked with an initial horizontal velocity of 18 m/s and an initial vertical velocity of 21 m/s, How far from where it was kicked will the ball land
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A spacecraft in a circular orbit wishes to transfer to another circular orbit of quarter the radius by means of a tangential thrust to move into, Find the thrust factors required
A sprinter running a 100 m dash leaves the starting block and accelerates to a maximum velocity of 11m/s at 6s into the race. What was the sprinter's average acceleration during the first 6s of the race
A woman on a rocket traveling at 0.82c (with respect to Earth) observes a meteor come from in front of her and pass her at 0.85c
Calculate the magnetic moments that are possible for the n=3 level of Hydrogen, making use of the quantization of angular momentum. You may neglect the existence of spin. Compare this with the Bohr prediction for n=3.
A paperweight, when weighed in air, has a weight of W = 16.1 N. When completely immersed in water, Find the volume of the paperweight
A box weighs 190 N on earth., What is its mass (kg) on Jupiter and What is its weight (N) on Jupiter where free-fall acceleration is 25.9 m/s^2
on one particular shot, his 1.00 g pellet gets stuck in the cheese, causing it to slide 25 cm before coming to a stop. If the muzzle velocity of the gun is 64m/s and cheese has a mass of 98 g, what is the coefficient of friction between the cheese..
A rock is thrown vertically upward with a speed of 14.0 . Exactly 1.00 later, a ball is thrown up vertically along the same path with a speed of 21.0
Water flows in a vertical pipe of 0.15 m diameter at a rate of 0.25 m3/s , and has a pressure of 250 kPa at an elevation of 25 m. Determine the velocity head and pressure head at elevations of 20 m and 50 m.
Suppose 4.00 g of hydrogen is separatedinto electrons and protons. Suppose also the protons are placed atthe earth's North Pole and the electrons are placed at the SouthPole. What is the resulting compressional force on the Earth?
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