Physics, 27.11.2019 22:31 zwbaby3693
A12,000kg. railroad car is traveling at +2m/s when it
strikes another 10,000kg. railroad car that is at rest. if the
cars lock together, what is the final velocity of the two
railroad cars?
Answers: 3
Physics, 21.06.2019 22:30
Distinguish between a transverse wave and a longitudinal wave.
Answers: 1
Physics, 22.06.2019 04:20
When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.
Answers: 1
Physics, 22.06.2019 14:30
Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.
Answers: 2
A12,000kg. railroad car is traveling at +2m/s when it
strikes another 10,000kg. railroad car th...
strikes another 10,000kg. railroad car th...
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