front 1 Elastic modulus Problem Known: force, Area, elastic modulus Unknown: strain | back 1 E= O/e O= F/A |
front 2 Internal Force | back 2 0= Force/Area |
front 3 Elastic modulus equation | back 3 |
front 4 Linear strain equation | back 4 |
front 5 Linear strain problem L= 2.0004 cm L0= 2.0 cm e=? | back 5 |
front 6 Locating COG (barbell) | back 6 |
front 7 Torque equation | back 7 |
front 8 Torque equation | back 8 |
front 9 Locating COG equation | back 9 |
front 10 General torque equation | back 10 |
front 11 "Weight" equation | back 11 |
front 12 Calculate W, when m & g are known | back 12 |
front 13 Calculate m, when w & g are known | back 13 |
front 14 Colinear barbell bench force | back 14 |
front 15 Concurrent: Usain Bolt (force with friction and weight) | back 15 |
front 16 Mechanical Stress Equation | back 16 |
front 17 Shear | back 17 |
front 18 Linear Strain | back 18 |
front 19 Tension Equation example Known: f= 700,000N, A= 0.001m^2 | back 19 |
front 20 Work equation | back 20
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front 21 Work Example problem Known: Average force, displacement | back 21 |
front 22 Kinetic energy | back 22 |
front 23 Conservation of Mechanical energy | back 23
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front 24 Power equation | back 24
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front 25 Potential Energy Problem Known: Force (N), Wh | back 25
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front 26 Potential Energy Equation (strain/spring) | back 26 |
front 27 Potential Energy Equation (gravitational) | back 27 |
front 28 Potential Energy Equation (strain/spring) Known: stretch (mm), stiffness (N/m) | back 28 |
front 29 NO SE or PE because... | back 29 displacement is horizontal |
front 30
Work Energy Principle: the net work done by all
external forces=change in KE of the | back 30 |
front 31
Work Energy Principle:(ALT): work done by all
nonconservative forces = change | back 31 |
front 32 Work-Energy Principle Problem Known: Mass(g), no SE or PE, Force (from last slide) | back 32 |
front 33 Average acceleration formula (in not know time or duration) | back 33 |
front 34 Impulse and momentum equation | back 34 |