Answer: Approximately 3.65 hours
Explanation:
55 km/h x 3.65 hrs = 200.75 Km/h
Explanation:
It is given that,
Mass of the Cadillac, 
Speed of Cadillac,
(towards north)
Mass of Volkswagen,
The cars stuck together and slid to a halt, leaving skid marks angled 35 degrees north of east.
According to the law of conservation of momentum,
The momentum along x axis,
............(1)
The momentum along y axis,
...........(2)
From equation (1) and (2) it is clear that,




So, the Volkswagen going just before the impact is 8.72 m/s. Hence, this is the required solution.
So we know F=ma
m means mass and a means acceleration
so Force= ma
so F=1300X1.07=1391N
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Answer:
protons
Explanation:
protons has always positive charge
Density and boilind point