Subjects

Sections | |||
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Intro to Conservation of Energy | 52 mins | 0 completed | Learn |

Energy with Non-Conservative Forces | 45 mins | 0 completed | Learn |

Escape Velocity | 12 mins | 0 completed | Learn |

Conservative Forces & Inclined Planes | 50 mins | 0 completed | Learn |

Motion Along Curved Paths | 107 mins | 0 completed | Learn |

Energy in Connected Objects (Systems) | 31 mins | 0 completed | Learn |

Solving Projectile Motion Using Energy | 33 mins | 0 completed | Learn |

Springs & Elastic Potential Energy | 63 mins | 0 completed | Learn |

Force & Potential Energy | 22 mins | 0 completed | Learn |

Solution: A spring has a spring constant k of 82.0 N/m. How much must this spring be compressed to store 40.0 J of potential energy?

A spring has a spring constant k of 82.0 N/m. How much must this spring be compressed to store 40.0 J of potential energy?

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It takes 4.36 J of work to stretch a Hooke’s-law s...

On a horizontal surface, a crate with mass 50.0 kg...

A horizontal spring with spring constant 130 N/m ...

Consider the track shown in the figure. The sectio...

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It takes
26 N
of force to compress a very ...

A 2.1 kg block slides along a horizontal surface ...

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A block with mass 0.50 kg is forced against a hori...

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A box of mass 3.0 kg is placed against a compresse...

A 7-kg mass slides to the right on a surface havin...

You are an industrial engineer with a shipping
com...

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A box of mass exttip{m}{m} is pushed against a sp...

A small rock block with mass 0.400 kg is placed ag...

A 19 kg box slides 4.0 m down the frictionless ra...

You are designing a delivery ramp for crates conta...

The spring shown in the figure is compressed
5...

A freight company uses a compressed spring to shoo...

A
56 g
ice cube can slide without fricti...

A small block with mass 0.500 kg is placed against...

The spring in the figure has a spring constant of ...

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ice cube can slide up and down a fr...

A spring (80 N/m ) has an equilibrium length of 1....

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The Great Sandini is a 60-kg circus performer wh...

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A spring of negligible mass has force constant
...

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63 kg
cheerleader stands on a verti...

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In a "worst-case" design scenario, a 2000-kg eleva...

If you stand on a bathroom scale, the spring insid...

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A basket of negligible weight hangs from a vertica...

A spring of negligible mass has force constant
...

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A spring gun shoots out a plastic ball at speed v0...

You have been hired to design a spring-launched ro...

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A 2.60 kg mass is pushed against a horizontal spr...

The mass exttip{m}{m} = 5.5 kg resting on a fric...

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You are asked to design a spring that will give a ...

A force of 531 N keeps a certain spring stretche...

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Tendons are strong elastic fibers that attach musc...

A spring stores potential energy U0 when it is com...

Rank in order, from most to least, the elastic pot...

A spring is compressed
7.0 cm.How far must you...

A block sliding along a horizontal frictionless su...

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You are designing an amusement park ride. A cart w...

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In a physics lab experiment, a compressed spring l...

Its your birthday, and to celebrate you're going t...

A spring has a spring constant k of 82.0 N/m. How ...

A student places her 410 g physics book on a frict...

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A 1.50-kg object is held 1.20 m above a relaxed ma...

What should be the spring constant k of a spring d...

When an object at the end of a spring compresses t...

A 0.160 kg block of ice is placed against a horizo...

A box with mass 5.00 kg is placed against a compre...

A 10.0-kg block is released from rest at point A i...

A block of mass m = 2.00 kg is attached to a sprin...

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A massless spring of constant k = 78.4 N/m is fixe...

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An inclined plane of angle θ has a spring of force...

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Hooke’s law describes a certain light spring of un...

A child’s pogo stick (Fig. P8.61) stores energy in...

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