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Flashcards on Dynamics of Rigid Bodies
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What is the study of motion and forces in solid objects called?
Dynamics of Rigid Bodies
What are rigid bodies?
Solid objects that do not deform under applied forces
What are the two primary types of motion in rigid bodies?
Translation and Rotation
What is the equation for linear velocity?
v = d/t
What is the relationship between linear and angular velocity?
v = r * ω
What is inertia?
The resistance of an object to changes in its state of motion
What is torque?
The rotational equivalent of force
What are the conditions for rotational equilibrium?
Στ = 0 and ΣF = 0
What is the moment of inertia?
The measure of an object's resistance to changes in its rotational motion
What is the angular momentum?
The rotational equivalent of linear momentum
Which law states that every action has an equal and opposite reaction?
Newton's Third Law of Motion
What is the acceleration due to gravity?
9.8 m/s²
What is centripetal force?
The force that keeps an object moving in a circular path
What is the formula for centripetal force?
F = m * v² / r
What is moment of force?
The tendency of a force to cause rotation around a point or axis
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Test Your Knowledge
What is the study of motion and forces in solid objects called?
Dynamics of Rigid Bodies
Kinematics
Thermodynamics
Electrodynamics
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What are rigid bodies?
Solid objects that do not deform under applied forces
Liquid objects that change shape under applied forces
Gaseous objects that expand under applied forces
Flexible objects that bend under applied forces
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What are the two primary types of motion in rigid bodies?
Translation and Reflection
Rotation and Expansion
Translation and Rotation
Inclination and Magnification
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What is inertia?
The ability of an object to float in water
The ability of an object to conduct electricity
The ability of an object to emit light
The resistance of an object to changes in its state of motion
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What is torque?
The linear equivalent of force
The rotational equivalent of force
The electrical voltage in a circuit
The magnetic field strength
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What are the conditions for rotational equilibrium?
Στ = 0 and ΣF = 0
Στ ≠ 0 and ΣF = 0
Στ = 0 and ΣF ≠ 0
Στ ≠ 0 and ΣF ≠ 0
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What is the moment of inertia?
The measure of an object's mass
The measure of an object's resistance to changes in its rotational motion
The measure of an object's volume
The measure of an object's electrical charge
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What is the angular momentum?
The linear equivalent of momentum
The rotational equivalent of linear momentum
The measure of an object's gravitational pull
The measure of an object's magnetic field
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Which law states that every action has an equal and opposite reaction?
Newton's First Law of Motion
Newton's Second Law of Motion
Newton's Third Law of Motion
Newton's Law of Universal Gravitation
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What is the acceleration due to gravity?
6.8 m/s²
9.8 m/s²
12.6 m/s²
15.2 m/s²
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