The equation of a transverse wave traveling along a very long string is y = 5.0 sin (0.055 ?x + 6.0 ?t), where x and y are expressed in centimeters and t is in seconds. Determine the amplitude of propagation of the wave.

Is the force attractive or repulsive : A 7.50 nC charge is located 1.80 m from a 4.20 nC charge. (a)Find the magnitude of the electric force that one particle exerts on the other. (b) Is the force attractive or repulsive? |

Testing procedure-p-value and confidence interval : What is the appropriate procedure to test for a significant difference in means between the two groups? Implement the procedure in problem using the critical value method |

Find the angle between and the +x axis : The magnitude of a force vector is 80.4 newtons (N). The x component of this vector is directed along the +x axis and has a magnitude of 72.6 N. |

Calculate total cost of increasing regular production : You would like to construct an aggregate production plan for product X341 for the next four quarters. The forecasted demand for the next four quarters are: 500, 1000, 400, and 1200 units. |

Determine the amplitude of propagation of the wave : The equation of a transverse wave traveling along a very long string is y = 5.0 sin (0.055 ?x + 6.0 ?t), where x and y are expressed in centimeters and t is in seconds. Determine the amplitude of propagation of the wave. |

Explain issue-opportunity or problem from student website : Recognize the research issue, opportunity, or problem from one of data sets available on student website. Data must consist of at least 30 or more observations of ratio or interval scale data from one of provided data sets. |

What is the speed of electron when it is away from charge : Two stationary positive point charges, charge 1 of magnitude 3.80 and charge 2 of magnitude 1.95 , are separated by a distance of 38.0 . An electron is released from rest at the point midway between the two charges. |

Production possibilities curve : The production possibilities curve represents the set of all and the opportunity cost of a glove in Panama - an airplane manufacturing consortium in Europe, which receives large subsidies from several European countries. |

Estimating the annual salary in the population : What size random sample should you take if you want to estimate the annual salary in the population with 99 percent confidence and a maximum margin of error of $250? |

## 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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