Physics, 07.04.2020 16:57 brockmerino
10. A ball of mass 0.745 kg is dropped from rest from a height of 3.75 m. It rebounds from the ground and reaches a height of 1.78 m, what impulse (specify magnitude and direction) was delivered to the ball by the ground?
Answers: 2
Physics, 22.06.2019 15:10
An important dimensionless parameter concerned with very high-speed flow is the mach number, defined as v/c, where v is the speed of the object such as an airplane or projectile, and c is the speed of sound in the fluid surrounding the object. for a projectile traveling at 1170 mph through air at 50 ˚f and standard atmospheric pressure, what is the value of the mach number?
Answers: 2
Physics, 23.06.2019 01:00
How much work would it take to move a coulomb charge across a 4 volt potential difference?
Answers: 2
10. A ball of mass 0.745 kg is dropped from rest from a height of 3.75 m. It rebounds from the groun...
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