Two trains leave the station at the same time, one heading east and the other west. the eastbound train travels at 85 miles per
1 answer:
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Answer:
10000 V
0.00225988700565 m²
Explanation:
E = Electric field =
d = Gap = 2.5 mm
Q = Charge = 80 nC
= Permittivity of free space =
Potential difference is given by
The potential difference between the plates is 10000 V
Area is given by
The area of the plate is 0.00225988700565 m²
Capacitance is given by
The capacitance is
Answer:
Explanation:
From the question we are told that
Radius of vertical r= 8m
Force exerted by passengers is 1/4 of weight
Generally the net force acting on top of the roller coaster is give to be
where
Generally the net force is given to be
Mathematical we can now derive V
Therefore the speed of the roller coaster is given ton be