QuizMar25

# QuizMar25 - Question 1 According to Newton’s second law...

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Period 2 Question 1

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A rod rests on frictionless ice.  Forces that are equal in  magnitude and opposite in direction are now simultaneously  applied to its ends.  The quantity which vanishes is 1. Angular momentum 2. Angular acceleration 3. Total linear momentum 4. Rotational inertia 5. Kinetic energy
Period 2 Question 2

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The center of mass of a thin wooden half-ring (semicircle)  lies  (see Figure) 1. At the center C 2. In the middle of the rim at A 3. Somewhere on the line joining A and  C 4. Bad question: the center of mass  cannot lie outside the half-ring
Period 3

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Unformatted text preview: Question 1 According to Newton’s second law the angular acceleration that is experienced by an object is directly proportional to 1. Its moment of inertia 2. The net applied torque 3. The object’s size 4. Choices 1 and 2 are both valid Period 3 Question 2 The center of mass of a thin wooden half-ring (semicircle) lies (see Figure) 1. At the center C 2. In the middle of the rim at A 3. Somewhere on the line joining A and C 4. Bad question: the center of mass cannot lie outside the half-ring...
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QuizMar25 - Question 1 According to Newton’s second law...

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