A particle moves in the xy-plane so that its velocity vector for time 0 <<10 is (√36-61, 4t). Which one of the following statements is true about the particle when = 1?

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter4: Motion In Two And Three Dimensions
Section: Chapter Questions
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A particle moves in the xy-plane so that its velocity vector for time 0 <<10 is (√36-67, 4t). Which
one of the following statements is true about the particle when * = 1?
Select one:
a.
The speed of the particle is √30 +4.
O b. The particle is at rest.
Oc. The particle is speeding up.
Od. The particle is slowing down.
Transcribed Image Text:A calculator may not be used on the following questions. A particle moves in the xy-plane so that its velocity vector for time 0 <<10 is (√36-67, 4t). Which one of the following statements is true about the particle when * = 1? Select one: a. The speed of the particle is √30 +4. O b. The particle is at rest. Oc. The particle is speeding up. Od. The particle is slowing down.
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