Physics, 13.08.2019 01:20 laqu33n021
To test the resiliency of its bumper during low-speed collisions, a 4 750-kg automobile is driven into a brick wall. the car's bumper behaves like a spring with a force constant 6.00 106 n/m and compresses 3.82 cm as the car is brought to rest. what was the speed of the car before impact, assuming no mechanical energy is transformed or transferred away during impact with the wall?
Answers: 3
Physics, 21.06.2019 13:10
Abox is pushed down at an angle of 32 degrees on a rough surface. the box moves to the right.what equation should be used to find the net force in the y-direction? answers: a. fnet,y = fn - fgb. fnet,y= fp - ffc. fnet,y = fn-fg- fpcos(32)d. fnet,y = fn-fg-fpsin(32)
Answers: 2
Physics, 21.06.2019 16:40
An airplane flying parallel to the ground undergoes two consecutive displacements. the first is 76 km at 39.8◦ west of north, and the second is 156 km at 59.9◦ east of north. what is the magnitude of the plane’s total displacement? answer in units of km. 020 (part 2 of 2) 10.0
Answers: 1
Physics, 21.06.2019 23:00
How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8
Answers: 1
To test the resiliency of its bumper during low-speed collisions, a 4 750-kg automobile is driven in...
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