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Unformatted text preview: 2. A balloon is being held by holding the tethers B, C and D. The total mass of the balloon and payload is 90 kg and the upward buoyancy force exerted by the balloon is 1000 N. What is the tension in Newtons in each of the tethers prior to launch? 3. If r = [3 i + 5 j – 2 k ] and F = [32 i-7 j + 19 k ] a. Find the angle between the two vectors (dot product) b. Find M = r × F...
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This note was uploaded on 03/15/2009 for the course ENGR 211 taught by Professor Tona during the Spring '09 term at Oregon State.
- Spring '09