Answer:
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The white fur reflects all colors, so would appear green.
The black fur reflects no colors, so would still appear black.
Answer:
The diameter of the piston of the players equals 55.136 cm.
Explanation:
from the principle of transmission of pressure in a hydraulic lift we have
Since the force in the question is the weight of the individuals thus upon putting the values in the above equation we get
Solving for we get
Explanation:
Explanation: When it is at the first point , it doesn't have a proper running force and energy is stored, therefore, potential energy is more. And at forth point, it has a large running force and it has now kinetic energy. And that's why point 1 has greater potential energy than point
Relative density is the ratio of the density of a substance to the density of a standard substance like water or air.