Suppose a single electron orbits about a nucleus containing two protons (+2e), as would be the case for a helium atom from which one of the naturally occuring electrons is removed. The radius of the orbit is 4.41 × 10-11 m. Determine the magnitude of the electron's centripetal acceleration.

Writing guide-examiners in computer forensics organizations : Write 2-3 page report recommending style manual and/or technical/legal writing guide for organization to use and describe reasons for your suggestions. |

Use a z test for two independent means : Given this information we could use a Z test for two independent means and conclude that indeed the sales are different when the soup is a featured item. |

Information about find the probability : The amount of corn chips dispensed into a 10 ounce bag by the dispensing machine has been identified at possessing a normal distribution with a mean of 10.5 ounces and a standard deviation of .2 ounces. |

What is the ratio of the final sound intensity : The volume control on a surround-sound amplifier is adjusted so the sound intensity level at the listening position increases from 21 to 59 dB. What is the ratio of the final sound intensity to the original sound intensity? |

Find magnitude of the electrons centripetal acceleration : Suppose a single electron orbits about a nucleus containing two protons (+2e), as would be the case for a helium atom from which one of the naturally occuring electrons is removed. The radius of the orbit is 4.41 × 10-11 m. Determine the magnitude.. |

Probability computation for normal distribution : Suppose that scores on a particular test are normally distributed with a mean of 130 and a standard deviation of 19. What is the minimum score needed to be in the top 5% of the scores on the test? |

Information about basic statistics and probability : A manufacturer of batteries for "kids' toys" wishes to investigate the length of time a battery will last. Tests results on a sample of 10 batteries indicated a sample mean of 5.67 and a sample standard deviation of 0.57. |

What is the charge q2 on the outer sphere : Two concentric hollow metal spheres have radii r1=1.50E-2 m and and r2=6.80E-2 m. At a point 9.80E-2 m from the center of the spheres, the electric field is directed outward and has a magnitude 2.08E+2 N/C. At a distance 5.80E-2 m from the center,.. |

Predicting win-loss patterns for seven possible games : Suppose the world series is about to begin. Some people get together and each decide to predict different win-loss patterns for the seven possible games during the coming series. |

## What is the tension t2 in the leftif ellis is on earth, mario is on mars and monique is on the moon. they all have a mass of 50kg. they all jump off a trampoline. who will jump the highest. find what is the Tension T2 in the left. |

## Find the gravitational potential energyA 43.0-N child is in a swing that is attached to ropes 1.60 m long. Find the gravitational potential energy associated with the child relative to her lowest position at the following times. |

## What minimum coefficient of friction between a ridersIn a popular amusement park ride, a rotating cylinder of radius 4.00 m is set in rotation at an angular velocity of 6.00 rad/s. The floor then drops away, leaving the riders suspended against the wall in a vertical position. |

## How much work does the tension in the stringWhen a force of 19.0 N is applied to a spring, it elongates 0.0858 m. find out the period of oscillation of a 4.0 kg object suspended from this spring. |

## What is the maximum head-start distancewhat is the maximum head-start distance the speeder can have? Measure time from the moment the police car starts. |

## What is a minimum time necessary for crossingA person exerts a horizontal force of F = 169N in the test apparatus. (h = 0.32m.) Find the horizontal force M that his flexor muscle exerts on his fore arm. |

## What is the final speed of the cart 1 after collisionWhat is the speed of the two carts at the moment while their speeds are equal? |

## What is the block''s distance from equilibriumA stretched rubber band has the length of 0.04 m and a fundamental frequency of 462 Hz. What is the speed at which waves travel on the rubber band. |

## Find the average density of neptuneThe average density of the planet uranus is 1.27 x 10^3 kg/m^3. The ratio of the mass of neptune to that of Uranus is 1.19. The ratio of the radius of Neptune to that of Uranus is 0.969. Find the average density of Neptune. |

## Calculate the volume charge density of the atmosphereCalculate the volume charge density of the atmosphere |

## What is the charge magnitude on eachTwo point charges have a total charge magnitude of 576 µC. When placed 1.19 m apart, the force each exerts on the other is 20.2 N and is repulsive. What is the charge magnitude on each? Please include solution. |

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