- #1
BigGirl58
- 18
- 0
Homework Statement
A dirt bike rider needs to complete a course that includes a "triple", a jump over three small hills that are speerated by a distance of 50 meters. The incline for the takeoff point is 37 degrees. How fast must the dirt bike rider travel to land 2.5 meters on the down side of the last hill?
Homework Equations
This is what I don't understand. I don't know what equation to use.
The Attempt at a Solution
None yet.
Homework Statement
A 75 kg paratrooper blacks out when experiencing downward forces in excess of 1000N. If he jumps out of a plane at 4000 meters and deploys his parachute at 2500 meters and the parachute causes an upward acceleration of 6 meters per second^2, will he black out? Why or why not?
Homework Equations
This is what I don't understand. I don't know what equation to use.
The Attempt at a Solution
None yet.
Homework Statement
A mobile TV camera is strung over an NFL stadium. The camera has a mass of 100 KG. There's a glitch in the rigging so the camera stalls and hangs down so that the angle between the 2 supporting cables is 45 degrees on the horizontal. What is the force (tension) on each cable?
Homework Equations
This is what I don't understand. I don't know what equation to use.
The Attempt at a Solution
None yet.
I've solved most of my problems. But these ones I don't understand how to approach. I'm not specifically looking for answers but just the proper way to attempt them. Answers are nice to check my eventual answers but I'll be attempting them myself either way. Thank you very much for reading!
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