The box of a well-known breakfast cereal states that one ounce of the cereal contains 128 Calories (1 food Calorie = 4186 J). If 1.95 % of this energy could be converted by a weight lifter's body into work done in lifting a barbell, what is the heaviest barbell that could be lifted a distance of 2.08 m?

Compute where is the object : A convex mirror has a radius of curvature of 89 cm. An image is produced 40 cm in front of the mirror. Where is the object |

What is the position of the resulting image : An object is placed in front of a concave mirror with a focal length of 37 cm. What is the position of the resulting image if the image is upright |

What is the angular speed of the rod after rings leave it : A uniform rod of mass 3.20×10?2 and length 0.430 rotates in a horizontal plane about a fixed axis through its center and perpendicular to the rod. Two small rings, each with mass 0.190 , are mounted so that they can slide along the rod. |

What percent of his total kinetic energy is rotational : We can roughly model a gymnastic tumbler as a uniform solid cylinder of mass 68.0 kg and diameter 1.20 m. What percent of his total kinetic energy is rotational |

What is the heaviest barbell that could be lifted : The box of a well-known breakfast cereal states that one ounce of the cereal contains 128 Calories (1 food Calorie = 4186 J). what is the heaviest barbell that could be lifted a distance of 2.08 m |

Determine power transmitted by wave-frequency of the wave : A sinusoidal wave on a string is described by the wave function y = 0.19 sin (0.90x ? 62t) where x and y are in meters and t is in seconds. The mass per unit length of this string is 12.0 g/m. Determine speed of the wave. m/s. Determine wavelength of.. |

Find the initial speed of the bullet : A bullet of mass 11.4 g is fired into an initially stationary block and comes to rest in the block. Find the initial speed of the bullet |

Determine the transverse speed element of the string : A transverse wave on a string is described by the following wave function. y = 0.105 sin [(?/12)x + 5?t] where x and y are in meters and t is in seconds. (a) Determine the transverse speed at t = 0.290 s for an element of the string located at x = 1... |

Estimate the average force on the driver : Find the average force on the driver if the deceleration is accomplished gradually by the application of brakes over a 10.6 s interval |

## Find the magnitude and direction of the wreckageA 3000 kg mass moves West at 4.5 m/s and a 4000 kg mass moves South at 3.2 m/s. Find the magnitude and direction of the wreckage |

## At what speed does it shoot away from the springA 200g block on a frictionless surface is pushed against a spring with spring constant 500N/m, compressing the spring by 2.0cm. at what speed does it shoot away from the spring |

## Find the magnitude of the emf induced in the coilSuppose the first coil of wire illustrated in the simulation is wound around the iron core 9 times. Find the magnitude of the emf induced in the coil |

## What must be the moment of inertia of the turntableYou need to design an industrial turntable that is 50.5 cm in diameter and has a kinetic energy of 0.205 J when turning at 42.0 rpm, What must be the moment of inertia of the turntable about the rotation axis |

## Find magnitude of the force exerted on the bottom of bottomA glass soda bottle is emptied of soda and filled to the very top with water. A cork is carefully fitted into the top of the bottle, leaving no air between the cork and the water. |

## Compute how fast will the disk be turningA playground merry-go-round has a disk-shaped platform that rotates with negligible friction about a vertical axis. how fast will the disk be turning |

## Determine the electrostatic potential energy of protonsThe "size" of the nucleus in Rutherford's model of the atom is about 1.00 fm = 1.00E-15 m. Determine (in MeV) the electrostatic potential energy of the pair of protons |

## Identify the component parts of the argument premises andin this assignment you will apply key concepts covered in the module readings. you will identify the component parts |

## Determine the mass of each objectTwo objects with masses represented by m1 and m2 are moving such that their combined total momentum has a magnitude of 16.3 kg · m/s, Determine the mass of each object |

## An electric motor performs 2000 j of work while lifting a1. an electric motor performs 2000 j of work while lifting a 50 kg mass. how far does it lift the mass?it it takes |

## What is the magnitude of the astronauts linear speedAn astronaut is being tested in a centrifuge. The centrifuge has a radius of 8.77 m, what is the magnitude of the astronaut's linear speed |

## Obtain the magnitude of the normal forceA small block with mass 0.0525kg slides in a vertical circle of radius 0.0750m on the inside of a circular track. What is the magnitude of the normal force that the track exerts on the block when it is at the top of its path |

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