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A 116 gram cube of ice at 0°C is dropped into 1.0 kilogram of water that was originally at 82°C. Determine the final temperature of the water after the ice has melted?
________°C
A clarinetist, setting out for a performance, grabs his 3.37-kg clarinet case (including the clarinet) from the top of the piano, Find the case's vertical acceleration
a pair of parallel plates produces a uniform electric field of 900vm. if an electron is released at rest from the
A Hollywood daredevil plans to jump the canyon shown in the figure on a motorcycle. What is his predicted landing velocity
A diffraction grating with 610 lines per mm is illuminated with light of wavelength 520 nm. A very wide viewing screen is 2.1 m behind the grating. How many bright fringes can be seen on the screen
the surface charge density on an infinite charged plane is - 2.50 x 10-6 cm2. a proton is shot straight away from the
an object with a mass of .40 kg moving with a speed of 25 m/s is brought to rest after sliding on a rough surface. What is the stopping distance of the object
a person of mass Mp is standing in an elevator of Me suspended from the top of a building by a spring with spring constant k. what is the equilibrium constant of the spring
the siren of a fire engine that is driving northward at 30.0 m/s emits a frequency of 2000 Hz. A truck in front of this fire engine is moving northward at 20.0 m/s. what frequency does the truck driver hear
Relationships between wavelength, frequency and speed.
A 5 kg rock is dropped from rest down a vertical mine shaft. How long does it take for the rock to reach a depth of 79 m? Neglect air resistance.
A photoflash unit makes a very bright light for a very short time, Which is important: the intensity of the light, or the product of the intensity and the time of the flash
You are holding a compass 3.60 m from a longstraight electrical supply wire that is carrying a direct currentperpendicularly to the local direction of the Earth's magneticfield. Instead of orienting to any consistent "north" direction, the compass..
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