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3) A tolley of mass 4kg, moving with a velocity
of 4 m/s collides with a trolley of mass 3kg moving
with a velocity of 3 m/s in opposite direction. If both
stick together after collision, Calculate the common
velocity
Answers: 2
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How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects
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Which one of the following represents the reduced forms of the two major electron carriers? nadh and fadh2 nad+ and fadh2 nad+ and fad nadh and fad
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Physics, 23.06.2019 00:10, alisonnn101
During cooling, the kinetic energy of the molecules falls. why does this happen? a. the motion of the molecules increases. b. the motion of the molecules slows down. c. the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.
Answers: 2
3) A tolley of mass 4kg, moving with a velocity
of 4 m/s collides with a trolley of mass 3kg movin...
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