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A 1.00-kg mass is attached to a spring hanging vertically and hangs at rest in the equilibrium position. The spring constant of the spring is 1.00 N/cm. The mass is pulled downward 2.00 cm and released. What is the speed of the mass when it is 1.00 cm above the point from which it was released?
q1. an artillery shell is fired with an initial velocity of 370 ms at 76deg above the horizontal. to clear an avalanche
To demonstrate the tremendous acceleration of a top fuel drag racer, you attempt to run your car into the back of a dragster that is "burning out" at red light before the start of a race. (Burning out means spinning the tires at high speed to heat..
A tiny sphere with a charge of q = +6.0 µC is attached to a spring. Two other tiny charged spheres, each with a charge of ?4.0-µC, are placed in the positions, in which b = 3.8 cm. The spring stretches 5.0 cm from its previous equilibrium position..
A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the right at a speed of 40.0 m/s , Find the vertical component of the average force on the ball
The organ pipe in the figure(Figure 1) is 2.80 long, What is the fundamental frequency of this pipe
A spacecraft consists of a 32500 kg engine and a 12600 kg nosecone. How fast is the nosecone moving
At 20 C, the diameter of the plug is 8.852 cm and that of the inside of the ring is 8.842 cm . They must both be brought to what common temperature in order to fit. What if the plug were iron and the ring brass.
q1. a 245 ball is tied to a string. it is pulled to an angle of 5.20 and released to swing as a pendulum. a student
A helicopter is ascending vertically with a speed of 5.73m/s . At a height of 114m above the Earth, a package is dropped from a window. How much time does it take for the package to reach the ground? [Hint: The package's initial speed equals the hel..
The frequency doubled output of a Nd3+ YAG laser has a wavelength of 532nm. how many photons does the laser emit at 532nm in 3 minutes
4.60g of nitrogen gas at 22.0?C and an initial pressure of 3.30atm undergo an isobaric expansion until the volume has tripled. A) How much heat energy is transferred to the gas to cause this expansion
write a three to five 3-5 page paper in which you1 procedures in the physical sciences challenges in
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