Which best describes the speed and velocity of the graph?
a) both speed and velocity are chan...
Physics, 01.12.2019 01:31 15krystall
Which best describes the speed and velocity of the graph?
a) both speed and velocity are changing.
b) the speed and velocity remain constant.
c) the speed is constant and velocity is changing.
d) the velocity cannot be determined from the graph.
Answers: 2
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An electron in an x-ray machine is accelerated through a potential difference of 1.00 × 104 v before it hits the target. what is the kinetic energy of the electron in electron volts?
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An object with a mass of 1.5 kg changes its velocity from + 15 m/s to +22 m/s during a time interval of 3.5 seconds. what impulse was delivered to the objects?
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