Difference between revisions of "Skill Set 07.1"
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| − | [[Main Page]] > [[IB Physics Skill Sets]] > | + | [[Main Page]] > [[IB Physics Skill Sets]] > Skill Set 07.1 |
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| − | ===1. | + | ===1. 1. A hammer has 12.4 kg m/s of momentum, and is going 8.5 m/s, what is its mass? (1.5 kg)=== |
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| + | ===2. 2. A rocket exerts 10.3 N of force for 2.23 seconds. What impulse does it impart? (23.0 Ns) === | ||
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| + | ===3. 3. A 17.5 N unbalanced force is exerted on a 67.1 Kg mass for 37.2 seconds. What is the change of velocity of the mass? (9.70 m/s)=== | ||
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| + | ===4. 4. A .142 Kg baseball going 41 m/s, strikes a bat, and heads straight back to the outfield at 53 m/s. If the bat exerted a force of 2350 N, for what time was it in contact with the bat? (0.00568 s) === | ||
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| + | ===5. 5. A rocket engine burns fuel at a rate of 53.5 grams per second, and develops a force of 65.2 N. What must be the exhaust velocity? (1000 grams = 1 kg) (1220 m/s) === | ||
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Latest revision as of 09:50, 13 February 2009
Main Page > IB Physics Skill Sets > Skill Set 07.1
Contents
- 1 1. 1. A hammer has 12.4 kg m/s of momentum, and is going 8.5 m/s, what is its mass? (1.5 kg)
- 2 2. 2. A rocket exerts 10.3 N of force for 2.23 seconds. What impulse does it impart? (23.0 Ns)
- 3 3. 3. A 17.5 N unbalanced force is exerted on a 67.1 Kg mass for 37.2 seconds. What is the change of velocity of the mass? (9.70 m/s)
- 4 4. 4. A .142 Kg baseball going 41 m/s, strikes a bat, and heads straight back to the outfield at 53 m/s. If the bat exerted a force of 2350 N, for what time was it in contact with the bat? (0.00568 s)
- 5 5. 5. A rocket engine burns fuel at a rate of 53.5 grams per second, and develops a force of 65.2 N. What must be the exhaust velocity? (1000 grams = 1 kg) (1220 m/s)
1. 1. A hammer has 12.4 kg m/s of momentum, and is going 8.5 m/s, what is its mass? (1.5 kg)
Solution goes here
2. 2. A rocket exerts 10.3 N of force for 2.23 seconds. What impulse does it impart? (23.0 Ns)
Solution goes here
3. 3. A 17.5 N unbalanced force is exerted on a 67.1 Kg mass for 37.2 seconds. What is the change of velocity of the mass? (9.70 m/s)
Solution goes here
4. 4. A .142 Kg baseball going 41 m/s, strikes a bat, and heads straight back to the outfield at 53 m/s. If the bat exerted a force of 2350 N, for what time was it in contact with the bat? (0.00568 s)
Solution goes here
5. 5. A rocket engine burns fuel at a rate of 53.5 grams per second, and develops a force of 65.2 N. What must be the exhaust velocity? (1000 grams = 1 kg) (1220 m/s)
Solution goes here
