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Theoretically where on a rollercoaster should you feel the heaviest? Use the concept of inertia.
Where do you actually feel the heaviest?
Theoretically where on a rollercoaster shoudl you feel the lightest? Use inertia
Where do you actually feel the lighest?
Neptune has a mass 17.20 times larger than that of Earth and a radius 3.88 times larger. A person weighing 140 lb on the Earth would weigh how much on Neptune.
A heat engine does 376.88 J of work per cycle while exhausting 648.92 J of heat to the cold reservior. what is the cold reservior temperature in degrees Celsius
When Capacitor C1 having voltage V is connected with another capacitor C2 having zero charge in parallel with C1 what would be the dissipated energy.
A crate of potatoes of mass 12.0 kg is on a ramp with angle of incline 30° to the horizontal, Find the frictional force (magnitude and direction) on the crate if the crate is sliding down the ramp
The water comes out of the heads at an angle of 35o to the horizontal and covers a radius of 7.0 m. What is the velocity of the water coming out of each sprinkler head
A pendulum has a period of 0.80s on Earth. What is its period on Mars, where an acceleration of gravity is about 0.37 that on Earth.
A small ball of mass 0.60 kg is attached to one end of a 1.15 m long massless rod, and the other end of the rod is hung from a pivot
Suppose a 64.0 kg boy and a 48 kg girl use a massless rope in a tug-of-war on an icy, resistance-free surface. If the acceleration of the girl toward the boy is 3.00 m/s2, find out the magnitude of the acceleration of the boy toward the girl.
An open-pit coal mine consumes 71hectares of land, down to a depth of 23m, each year. What volume of earth, in cubic kilometres, is separate in this time.
A pair of in-phase stereo speakers is placed side by side, 2m apart. You stand directly in front of one of the speakers, 5m from the speaker. What do you hear.
A 110 granite cube slides down a 45 degree frictionless ramp. At the bottom, just as it exits onto a horizontal table, it collides with a 235 steel cube at rest. How high above the table should the granite cube be released to give the steel cube a..
The Space Shuttle travels at a speed of about 7.60 103 m/s. The blink of an astronaut's eye lasts about 110 ms. How many football fields (length = 91.4 m) does the Shuttle cover in the blink of an eye?
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