"A trap door in a ceiling is 0.91 m square, has a mass of 11 kg, and is hinged along one side, with a catch at the opposite side. If the center of gravity of the door is 10 cm toward the hinged side from the door’s center, what are the magnitudes of the forces exerted by the door on (a) the catch and (b) the hinge?"
Rotational Equilibrium And Rotational Dynamics
In physics, the state of balance between the forces and the dynamics of motion is called the equilibrium state. The balance between various forces acting on a system in a rotational motion is called rotational equilibrium or rotational dynamics.
Equilibrium of Forces
The tension created on one body during push or pull is known as force.
"A trap door in a ceiling is 0.91 m square, has a mass of 11 kg,
and is hinged along one side, with a catch at the opposite side. If
the center of gravity of the door is 10 cm toward the hinged side
from the door’s center, what are the magnitudes of the forces exerted
by the door on (a) the catch and (b) the hinge?"
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