Q. Find the required angular speed, w, of an ultracentrifuge for the radial acceleration of a point 1.20 from the axis to equal 5×10^5 g (where is the acceleration due to gravity).

Q. An alpha particle and beta^ {-} particle, each with kinetic energy 35 {rm keV}, are sent through a 1.10 {rm T} magnetic field. The particles move perpendicular to the field. Find the curvature radius for alpha particle's trajectory. Hint: The kinetic energy is small sufficient to neglect relativity.

Explain how many shares of stock must be sold for the bread : the administrative costs are $395,000 and the offer price is $26 per share. Explain how many shares of stock must be sold for The Bread Basket to receive the total funds it desires? |

By how much has the child reduced the pressure : For a double-slit experiment with slit spacing 0.2 and wavelength 600, at what angular position is the path difference equal to one-fourth the wavelength. |

Calculate the net requirements and planned order : Initially, assume that Phil wants to minimize his inventory requirements. Assume that each order will be only for what is required for a single period. Using the following forms, calculate the net requirements and planned order release for the gea.. |

Explain why challenger and colombia shuttle disaster occur : Explain why the Challenger and Colombia shuttle disaster events occur the way they did during the change process as presented in the case. |

Find the required angular speed : An alpha particle and beta^ {-} particle, each with kinetic energy 35 {rm keV}, are sent through a 1.10 {rm T} magnetic field. The particles move perpendicular to the field. Find the curvature radius for alpha particle's trajectory. Hint: The kine.. |

Mutation in the protein coding region : Review the DNA of the Phenylalanine hydroxylase (PAH) gene in a patient with phenylketonuria revealed a mutation in the protein coding region whose forecasted effect would be to replace the amino acid aspartic acid. |

Sf get stronger or weaker against the us dollar : SF get stronger or weaker against the US dollar. Illustrate what does this indicate about the market's inflation expectations in Switzerland compared to the US |

What is the mass of the car : What is the maximum speed the car can have at point B for the gravitational force to hold it on the track. |

Designing the new information system : Describe in detail their first steps and any studies they should perform before designing the new information system. |

## The bullet strikes a block of wood and penetrates to a depthA 5,000 kg satellite is orbiting the Earth in a circular path. The height of the satellite above the surface of the Earth is 800km. The velocity of the satellite is (Me = 5.98 x 10^24 kg, Re = 6.37 x 10^6 m, G = 6.67 x 10-11 N • m2/kg2) |

## How is this different in scienceAn underwater diver sees the sun 58 above horizontal. How high is the sun above horizon to a fisherman in a boat above the diver. |

## The near & far points of this person''s uncorrected visionA person's prescription for her new bifocal glasses calls for a refractive power of -0.461 diopters in the distance-vision part, & a power of +1.83 diopters in the close-vision part. Compute the near & far points of this person's uncorrected visio.. |

## Explain what would be the frequency of vibrationsA baseball pitcher throws a fastball at a speed of 35m/s. The acceleration occurs as the pitcher holds the ball in his hand and moves it throughout an almost straight-line distance of 3.7 m. estimate the acceleration, assuming that it is constant .. |

## What happens to an angular velocityA gymnast with mass m1 = 47 kg is on a balance beam that sits on (but is not attached to) two supports. The beam has a mass m2 = 118 kg and length L = 5 m. Each support is 1/3 of the way from each end. Initially the gymnast stands at the left end .. |

## How fast is it going when it hits balloonA child on a boat throws a 5.40 kg package out horizontally with a speed of 12.0 m/s. determine the velocity of the boat immediately after, assuming it was initially at rest. The mass of the child is 26.5 kg and the mass of boat is 55.5 kg. |

## Time required by a rocketship to attain the speed of lightAssume a rocketship in deep space moves with constant acceleration equal to 9.8 m/s2, which gives the illusion of normal gravity during the flight. Estimate the time required by a rocketship to attain the speed of light and the distance travelled t.. |

## Use the lens/mirror equation to find the imageA 130- baseball, moving along the axis with speed 35 , strikes a fence at a 45 angle and rebounds along axis with unchanged speed Give the - and - components of its change in momentum. |

## Find the height of the table top above the floorAt what angle should the road bank on the curve so that no frictional force is required by a vehicle travelling around the curve at the speed limit. |

## Find the radius of the tyreThe magnitude FN of the normal force that each side of the tread channel exerts on the stone is 1.8 N. Suppose that only static friction supplies the centripetal force, & find the radius r of the tyre. |

## What is an angular velocity of the stickA hockey stick is swung with an average angular acceleration of 1.5 rad/s2. What is an angular velocity of the stick when it strikes the ball at the end of 0.8 second swing. |

## The monkey stops its climb and holds onto the ropeA number of people are riding in a hot-air balloon. The combined mass of the people and balloon is 281 kg. The balloon is motionless in the air, since the downward-acting weight of the people and balloon is balanced by an upward-acting 'buoyant' f.. |

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