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Calculate the force of gravity on a spacecraft 32000 km (5 earth radii) above the Earth's surface if its mass is 1800 kg. N (toward the earth)
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An object traveling with a speed of 37.7 suddenly experiences a constant acceleration of 7.71 m/s 2 . What distance does this object travel in 6.48 seconds?
Question: A particle of charge 5.05nC is placed at the origin of an xy-coordinate system, and a second particle of charge -2.04nC is placed on the positive x-axis at x= 4.04cm . A third particle, of charge 6.00nC is now ...
Question: A projectile is launched from ground level to the top of a cliff which is 195 m away and 135 m high. If the projectile lands on top of the cliff 4.7 s after it is fired, find the initial velocity of the project ...
Question: The radius of the earth's very nearly circular orbit around the sun is 1.5x10^11m. Find the magnitude of the earth's velocity as it travels around the sun. Assume a year of 365 days. Find the magnitude of the e ...
Problem: A block oscillating on a spring has a maximum speed of 20cm/s. What will be the block's maximum speed if its totalenergy is doubled? Explain. (in its simplest form of physics,please) The response must be typed, ...
Question: Resistivity measurements on the leaves of corn plants are a good way to assess stress and overall health. The leaf of a corn plant has a resistance of 2.3 MΩ measured between two electrodes placed 20 cm apart ...
Question: The radius of the earth's orbit around the sun (assumed to be circular) is 1.5*10^8 km , and the earth travels around this orbit in 365 days. a) What is the magnitude of the orbital velocity of the earth in m/s ...
Question: The nuclear mass of 141 Ba is 140.883 amu. Calculate the Binding energy per nucleon for 141 Ba. In J/Nucleon. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow ...
Question: A plastic rod that has been charged to -15 nC touches a metalsphere. Afterward, the rod's charge is -10 nC. a. What kind of charged particle was transferred between the rodand the sphere, and in which direction ...
In chemical changes, new substances are formed. Do the atoms involved actually change? If not, what has changed? How would you help your students visualize this?
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