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The x position of (a) is 8.6 m. The y position of (b) is 8.68 m. The wave travels at a speed of 3.2 m/s. What is the amplitude of the wave?
On December 3 at 11 pm you look toward the eastern horizon and see the bright star Procyon rising. At approximately what time would Procyon rise one week later, on December 9.
A novice skier, starting from rest, slides down a frictionless 28.00 incline whose vertical height is 170. How fast is she going while she reaches the bottom?
A cement block accidentally falls from rest from the ledge of a 74.8-m-high building. When the block is 18.4 m above the ground, a man, 2.10 m tall, looks up and notices that the block is directly above him. How much time, at most, does the man have ..
A space probe on the surface of Mars sends a radio signal back to the Earth, a distance of 8.48 x10^7 km. Radio waves travel at the speed of light (3.00 x10^8 m/s). How many seconds does it take for the signal to reach the Earth.
A grinding wheel 0.45 in diam rotates at 2900. What is acceleration of a point on the edge of the grinding wheel.
Determine the maximum speed that the car. A boy riding on the back of the truck throws a can of soda upward and catches the projectile at the similar location on the truck bed.
A projectile is fired horizontally from a gun that is 47.0 m above flat ground; emerging from the gun with a speed of 250 m/s.
If a heat engine is operating at a coefficient of performance of 2.50 and 3.00 J of heat is absorbed from the surroundings, determine the magnitude of heat expelled.
A father (m = 90 kg) and son (m = 45 kg) are standing facing each other on a frozen pond. The son pushes on the father and finds himself moving backward at 3 m/s after they have separated. How fast is the father moving.
A particle of mass m moves next to the x axis. Its position varies with time according to x=(3m/s^3)t^3-(4m/s^2)t^2.
A space vehicle is travelling at 5800 km/h relative to the Earth when the exhausted rocket motor is disengaged and sent backward with a speed of 74km/h relative to the command module. The mass of the motor is four times the mass of the module. What i..
what slit separation required to desired interference patten.
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