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Unformatted text preview: homework 06 DASS, ANKUR Due: Feb 13 2008, 3:00 am 1 Question 1, chap 4, sect 5. part 1 of 1 10 points Consider the following situations. A) An object travels as a projectile in a gravitational field with negligible air re- sistance. B) An object moves in a straight line at con- stant speed. C) An object moves with uniform circular motion. In which of the situations would the object be accelerated? 1. C only 2. A and C only 3. All exhibit acceleration. 4. None exhibits acceleration. 5. B and C only 6. B only 7. A only 8. A and B only Question 2, chap 4, sect 5. part 1 of 1 10 points A satellite of mass M moves in a circular orbit of radius R with constant speed v . True statements about this satellite include which of the following? I) Its angular speed is v R . II) Its tangential acceleration is zero. III) The magnitude of its centripetal accel- eration is constant. 1. II only 2. I only 3. II and III only 4. I, II, and III 5. I and III only Question 3, chap 4, sect 5....
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