Physics, 16.10.2019 17:30, haleysmith3456
An object is moving at a constant velocity. all but one of the following statements could be true. which one cannot be true?
a. two forces act simultaneously on the object.
b. a single force acts on the object.
c. three forces act simultaneously on the object.
d. no forces act on the object.
Answers: 2
Physics, 22.06.2019 09:00, keshho
When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.
Answers: 1
Physics, 22.06.2019 13:50, heatherlemaster
The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?
Answers: 2
An object is moving at a constant velocity. all but one of the following statements could be true. w...
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