Exam (elaborations)
PHY2048 Certification Exam Questions and CORRECT Answers
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A toy car is moving in a straight line while its speed is decreasing. What is the sign of its acceleration?The sign cannot be determined without more information A cart on a track is moving to the left. The cart is being pushed by an air current so that its speed is increasing as it moves to the left. Which of the following are the correct signs of the velocity v and acceleration a of the cart? Consider the right to be the positive direction. v a I. positive positive II. positive negative III. negative positive IV. negative negativeIV
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Institution
PHY2048
Course
PHY2048
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- PHY2048
- Course
- PHY2048
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- May 22, 2024
- Number of pages
- 11
- Written in
- 2023/2024
- Type
- Exam (elaborations)
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- Questions & answers
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