Physics, 27.10.2020 20:50 michaireid04
A gargoyle statue falls off the side of a building from a height of 75 m. (Assume no air resistance.)
a. How fast is the statue moving after 1.75 seconds? (1 point)
b. How long does it take the statue to reach the ground? (1 point)
c. How fast is the statue moving when it reaches the ground? (1 point)
Answers: 1
Physics, 21.06.2019 14:10
Amachinist needs to remove a tight fitting pin of material a from a hole in a block made of material b. the machinist heats both the pin and the block to the same high temperature and removes the pin easily. what statement relates the coefficient of thermal expansion of material a to that of material b? a) the situation is not possible, heating block b will shrink the hole in the material as the material expands with increasing temperatureb) material b has the same coefficient of expansion as does material ac) material b has a negative coefficient of expansion and a has a positive coefficient of expansiond) material a has a greater coefficient of expansion than does material be) material b has a greate
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Physics, 22.06.2019 12:20
Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)
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Physics, 22.06.2019 13:00
Ways that industry and agriculture use physical properties to separate substances
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A gargoyle statue falls off the side of a building from a height of 75 m. (Assume no air resistance....
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