Practice Rate Of Change Of Linear Momentum (7) - Recap

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8 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Define linear momentum and write the formula.
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Remember it's all about mass and velocity.
Question 2.
What are the components of acceleration in cylindrical coordinates?
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Think of how a point moves in a circle.
3Question 3.
What is the formula for linear momentum?
- p = mv
- p = m/v
- p = m + v
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Recall the basic relationship between mass and velocity.
4Question 4.
True or False: The rate of change of momentum is directly related to the force applied.
- True
- False
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Think of laws of motion!
Question 5.
Calculate the resulting linear momentum of a particle of mass 5 kg moving with velocity vector (2, 3, 4) in cylindrical coordinates.
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Use the mass and the velocity vector!
Question 6.
Explain how you would derive an equation for the force on a cylindrical element subjected to radial and angular stress.
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Think about how forces act on surfaces.

4 more questions in this section. Enroll free to practise them all.