Physics, 20.09.2020 03:01 GlitterGayness
9. You and a friend went on a field trip to The Bank of America Plaza (tallest building in Atlanta),and decide to ride to the
top of the building. Your friend decides to drop a penny off of the top of the building, which is 312(Y) meters above the
city streets. Determine the following information:
a. How long does it take for the penny to reach the ground?
b. Using the time from part a determine the final velocity right before it reaches the ground (V)?
c. Draw a position versus time graph.
d. Draw a velocity versus time graph.
Answers: 1
Physics, 21.06.2019 20:10
Select the correct answer. anna will wear a black dress when she attends het cousin's wedding. which color(s) does the dress absorb? a. all colors b. no colors c. red and green d. white
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Physics, 22.06.2019 04:00
What is the scientific definition of energy that relates to work
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Physics, 22.06.2019 07:30
Boxing gloves are padded to lessen the force of a blow. (a) calculate the force exerted by a boxing glove on an opponent’s face, if the glove and face compress 7.50 cm during a blow in which the 7.00-kg arm and glove are brought to rest from an initial speed of 10.0 m/s. (b) calculate the force exerted by an identical blow in the gory old days when no gloves were used and the knuckles and face would compress only 2.00 cm. (c) discuss the magnitude of the force with glove on. does it seem high enough to cause damage even though it is lower than the force with no glove?
Answers: 1
Physics, 22.06.2019 11:50
The scalar triple product computes the magnitude m of the moment of a force vector f about a specified line. it is m = (r × f) · n, where r is the position vector from the line to the point of application of the force and n is a unit vector in the direction of the line. use matlab to compute the magnitude m for the case where f = [12, −5, 4] n, r = [−3, 5, 2] m, and n = [6, 5, −7].
Answers: 3
9. You and a friend went on a field trip to The Bank of America Plaza (tallest building in Atlanta),...
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