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An observer on Earth notes that a space craft has a speed of 2.96 x 108 meter per second as it heads towards a remote space station 5.75 x 1016 meter from Earth as measured by the Earth observer. Find the distance as viewed by an observer on the space craft?
In a famous scene of a movie, Indiana Jones is dragged behind a nazi truck by his whip. Jones' mass is 90 kg, Find the Tension on the whip
A 50.0g thermometer is utilized to gauge the temperature of 130mL of water. The specific heat of the thermometer, which is mostly glass, is 750J/(kgK), and it reads 18.0?C while lying on the table. After being completely immersed in the water, the th..
The typical radius of an atomic nucleus is about 5.0x10-15m. The velocity of a proton is measured to an accuracy of plus or minus 1.0x104 m/s. Compute the uncertainty in position of this proton.
a doubly ionized carbon atom with charge 2e is located at the origin of the x axis and an electron with charge -e is
A cannon tilted up at a 30° angle fires a cannon ball at 65 m/s from atop a 12 m high fortress wall. What is the ball's impact speed on the ground below
The coefficients of static and kinetic friction between a 522 N crate and the warehouse floor are 0.715 and 0.420, respectively. A worker gradually increases his horizontal push against this crate until it just begins to move and from then on main..
A lightweight string of length 60cm is attached to the ceiling at points separated by distance. Three objects of equal mass are hung from the string, separating the string into 4 equal segments of length L. If θ = 40, find the measure of angle φ a..
atnbsptnbsp 0 the current to a dc electric motor is reversed resulting in an angular displacement of the motor shaft
A motorcycle and rider have a total mass equal to 305 kg. What is the net force on the motorcycle
Determine the force (in N) of the car on truck all through the impact. Call this force positive if it points to the east, and negative if it points to the west.
The clarinet is well modeled as a cylindrical pipe that is open at one end and closed at the other. Find the wavelength and frequency of the third normal mode of vibration of a clarinet\'s air column with effective length of 39.7 cm.
A beam of light of wavelength 569 nm traveling in air is incident on a slab of transparent material. Find the index of refraction of the material
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