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1. ### Physics elastic constant help?

SPE = 1/2kx² = (0.5)(400)(0.80)² = 128 J SPE of bow ...

2 Answers · Science & Mathematics · 08/10/2014

2. ### Can somebody please help me with some of these PHYSICS problems!?!? Help on any of them would be appreciated!!?

... x = maximum amount of spring's compression spring's maximum PE = SPE = 1/2kx² work done by kinetic friction during transfer of block's ...

1 Answers · Science & Mathematics · 05/10/2014

3. ### How fast is the ball moving just prior to hitting the spring?

...spring all that energy is in the form of spring potential energy given by SPE = (1/2)*k*y^2 where y = 1 m. So set GPE = SPE and solve for...

3 Answers · Science & Mathematics · 13/07/2014

4. ### Keep messing up a physics problem! Help?

... (absorbs all the KE of sliding block) is: SPE = 1/2kx² {where x = max spring compression} SPE = (0.5)(2000)x²...

1 Answers · Science & Mathematics · 23/06/2014

5. ### physics: maximum distance a spring is compressed?

...? KE of block as it hits spring + GPE (below contact point) = SPE 1/2mV² + mgx = 1/2kx² V = √2gh = √2(9.81)(0.55) = √10...

1 Answers · Science & Mathematics · 17/06/2014

6. ### Chris jumps off a bridge with a bungee cord (a heavy stretchable cord) tied around his ankle. He falls for 15 m before the bungee cord begin?

...bottom, all the energy is in the spring, which has stretched x: SPE = ½kx² Since GPE = SPE, we have mg(x + 15...

1 Answers · Science & Mathematics · 18/06/2014

7. ### Physics question help please?

..., but the sum of both equals E_max E_max = KE + SPE 1/2*k*A^2 = 1/2*m*v^2 + 1/2*k*x^2 k*A^2 = m*v^2 + k*x^2...

2 Answers · Science & Mathematics · 06/06/2014

8. ### Determine the kinetic energy when x = 0.17m .?

...energy is Spring PE and part KE Total E = SPE + KE KE = Total E - SPE KE = 1/2*k...

1 Answers · Science & Mathematics · 08/05/2014

9. ### A 0.70kg mass at the end of a spring vibrates 4.0 times per second with an amplitude of 0.15m (Help, only got one part right!)?

...and part is spring PE, both equal the Max E Max = SPE + KE KE = Max - SPE KE = 1/2*m*v^2 SPE...

1 Answers · Science & Mathematics · 08/05/2014

10. ### Is PE = 1/2Kx^2 true in all cases?

...x. So the Total Energy transferred to spring as SPE is not only the (above) KE but also the loss in GPE = mgx. SPE...

1 Answers · Science & Mathematics · 08/05/2014