Study Physics Chap 3 (Force) Flash Cards

 
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Physics Chap 3 (Force)

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True of False: Friction is stronger for objects at rest than objects in motion?
TRUE
What is least count?
THE SMALLEST MARKED SUBDIVISION ON AN INSTRUMENT SCALE.
True of False: Torque is a vector and has both magnitude and direction?
TRUE
Torque is dependent upon 3 factors which are?
-The magnitude of the force
-The direction of the force
-The point of application of the force
The effectiveness of a force in producing a rotation?
TORQUE
True of False: When a body is in equilibrium, it's acceleration is zero?
TRUE
Is the study of bodies in equilibrium?
STATICS
The vectors produced by projecting a single vector in the horizontal and vertical directions are knows as?
COMPONENTS
The cector produced by adding or subtracting two or more vectors is known as the?
RESULTANT.
The force carried by any flexible object.
TENSION
Is the force that opposes motion.
FRICTION
The acceleration produced by forces acting on a body is directly proportional to and in the same direction as the next external force and inversely proportional to the mass of the body?
NEWTONS 2ND LAW
Any object will remain in rest or in motion in a straight line with a constant velocity unless acted upon by an outside force?
NEWTONS 1ST LAW
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