A 6,600 kg train car moving at +2.0 m/s bumps into and locks together with one of mass 5,400 kg moving at -3.0 m/s.
1 answer:
Option B would be right one
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The resistance would go down since you essentially have one less resistor
C6H14
Gaseous state
it's unsaturated hence gaseous
Answer: 200 J
Explanation: In order to explain this we have consider that the work done in a electric field is given by:
Work= Q*ΔV=2*100=200J
Answer: B - 8
Explanation: 8 protons because number of protons is equal to number of atoms in the nucleus.
