When viewed by an observer on the Earth, light from a distant galaxy is Doppler shifted to the red such that the ratio of the unshifted frequency to the observed frequency is 2.1. What is the galaxy's speed relative to the Earth?

Calculate the linear acceleration of the bicycle : A bicycle has wheels with a diameter (DIAMETER, not radius) of 0.580 m. Find the linear acceleration of the bicycle |

Compute how far will it go : A car is traveling at 50 miles per hours. The driver sees a deer and hits the brakes. How far will it go |

Determine how much energy is lost in the process : a solid wood door 90 cm wide by 2.00 m tall has a mass of 35.0 kg. it is ajar and at rest. a ball with a mass of 500 g is thrown perpendicular to the door with a speed of 20.0 m/s, how much energy is lost in the process |

Explain the half-life of 44ti : What is the half-life (in years) of 44Ti if a 1.0 ng sample decays initially at a rate of 4.8*10^3 disintegration s/s |

Determine the galaxys speed relative to the earth : When viewed by an observer on the Earth, light from a distant galaxy is Doppler shifted to the red such that the ratio of the unshifted frequency to the observed frequency is 2.1 |

Demand for automobiles - foreign vs domestic : Provide statistical results by using STATA and interpretations - Topic is Demand for Automobiles: Foreign vs Domestic. |

Explain a solution of potassium permaganate is standardized : A solution of potassium permaganate is standardized with iron metal, a primary standard. The iron is dissolved in acid, reduced to Fe(II), and titrated with permanganate. |

What is the maximum possible overhang distance : A child is trying to stack two uniform wooden blocks, 12 cm in length so they will protrude as much as possible over the edge of a table without tipping over, What is the maximum possible overhang distance |

Explain the activation energy for the reverse reaction : What would be the activation energy for the reverse reaction in the presence of a catalyst that decreased the activation energy for the forward reaction to 107 kJ/molrxn |

## Find the magnitude of the resulting magnetic fieldA sphere of radius R is uniformly charged to a total charge of Q. It is made to spin about an axis that passes through its center with an angular speed ω. Find the magnitude of the resulting magnetic field at the center of the sphere. |

## Find the equivalent resistanceA resistor is in the shape of a cube, with each side of resistance R . Find the equivalent resistance between any two of its adjacent corners. |

## What is the electric field at the locationQuestion: Field and force with three charges? What is the electric field at the location of Q1, due to Q 2 ? |

## What is the maximum displacement of the bridge deckWhat is the maximum displacement of the bridge deck? |

## What is the magnitude of the current in the wireWhat is the magnitude of the current in the wire as a function of time? |

## Introductory mechanics: dynamicsCalculate the smallest coefficient of static friction necessary for mass A to remain stationary. |

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