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The starship Enterprise speeds by you at a speed of 0.960c. It is measure in your frame to be 100 m long.
a) What will be it's length at rest?
b) How many seconds would you say elapsed on Data's watch with 100.0s passed on yours?
c) How fast did you appear to be traveling according to Data?
d) How many seconds would he say elapsed on your watch when he saw 100.0s passed on his watch?
express the potential difference between the plates.
In fact, the increased normal force at these large angles makes force of friction too large to move the lawnmower at all.
A steel beam is suspended completely under water by a cable that is attached to one end of the beam, so it hangs perpendicularly. Another identical beam is also suspended completely under water, but by a cable that is attached to the center of the be..
The Cosmoclock 21 Ferris wheel in Yokohama City, Japan, has a diameter of 100 m. Find the speed of the passengers when the Ferris wheel is rotating at this rate (in m/s)
An object has a volume of 3.29m^3 and a mass of 3000 kg. If the object were attached by a cable to the bottom of a swimming pool, what would be the tension in the cable
A noisy grinding machine in a factory produces a sound intensity of 1.0 x 10^-5 Watts/meter^2. Deteremine the sound intensity level
A fluid has a density of 1040kg/m^3. If it rises to a height of 1.8cm in a 1.0mm diameter capillary tube, what is the surface tension of the liquid
A 795 kg car moving at 26 m/s brakes to a stop. The brakes contain about 15 kg of iron, that absorbs the energy. What is the increase in temperature of the brakes.
A 15 pF capacitor is charged to 1 kV and then removed from the battery and connected in parallel to an uncharged 65 pF capacitor, Find the change in energy
A near-sighted person's eyeglasses has a focal length of ? 22.0 cm, and the lens is 1.8 cm from the eye. what should be the focal length of the corresponding contact lens
a duck and a guy named john are sitting on opposite sides of a large merry go round that is rotating clockwise. Describe the motion of the coconut viewed by the students
Consider a comet in a long, thin elliptical orbit with a semi-major axis of one AU. Illustrate what can you say about the sidereal period of this comet?
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