If we apply a breaking system to a skateboard while the speed of the skateboard is 5Milies per hour, the rider average weights is 180bounds while his height is 170 cm. when is the rider going to reach the stopping point which is the speed will be 0? You can assume the distance as it is 50meters.

Calculate the required radius of the centrifuge : An advertisement claims that a centrifuge takes up only 0.127m of bench space but can produce a radial acceleration of 3000g (g= 9.8m/s^2) at 5000 rev/min |

Determine what is the maximum queue length : Vehicles arrive at the booth at a rate of 4 vehicles per minute. The attendent opens the booth and improves the service rate over time following the function u(t)= 1.1 +0.3t, where u(t) is in vehicles per minute and t is in minutes. |

Calculate the angular displacement of the wheel : A wheel is rotating about an axis that is in the z-direction. The angular velocity is w = ?6.00 rad/s at t = 0, What is the angular displacement (change in angle) of the wheel at t = 7.00s |

Historical or contemporary perspectives : What do art history and pop culture contexts tell us verses those of other historical or contemporary perspectives? |

Find when is the rider going to reach the stopping point : If we apply a breaking system to a skateboard while the speed of the skateboard is 5Milies per hour, the rider average weights is 180bounds while his height is 170 cm. You can assume the distance as it is 50meters. |

Determine the speed of the electron after the collision : Suppose an electron is accelerated from rest through a difference in potential of V = 6.23 V. Find the speed of the electron after the collision |

Calculate the overall copper recovery for the process : A froth flotation process is used to concentrate copper ore. It is a two stage process with a rougher stage followed by a cleaner stage. The cleaner tailings are returned to the rougher flotation. |

Focus on the fundamental aspects and basics of brand mgmt : Focus on the fundamental aspects and basics of brand management, both from the organization's strategic vision and the consumer's perspective , how brands are created and to develop an understanding of the process of brand management. |

Calculate the number of moles of helium in the balloon : A helium weather balloon is used to lift a meteorological sensor package high up into the atmosphere. Calculate the number of moles of helium in the balloon |

## Using present worth analysis which process should b selectedThe operating cost will be $10,000 per quarter with a salvage value of $25,000 after its 2-year life. Process B will have a first cost of $250,000, an operating cost of $15,000 per quarter and a $40,000 salvage value after its 4-year life. |

## Hypothetical velocity distribution in a horizontal channelThe hypothetical velocity distribution in a horizontal, rectangular open channel is V=0.3y (m/s), where V is the velocity at a distance y (m) from the bottom of the channel. If the vertical depth of flow is 2 m and the width of the channel is 4 m,.. |

## What was involved in the first far-reachingwhat was involved in the first far-reaching, comprehensive study of Earth's oceans? |

## Determine the angle of internal friction for the soilA cohesionless soil sample was subjected to a triaxial test. The sample failed when the minor principal stress (confining pressure) was 1200 lb/ft^2 and the deviator stress was 3000 lb/ft^2. |

## What is the angular rotation rate after front wheel contactsA car is traveling toward a 20 degree slope at 60 mph. The wheels have a radius of 12 in, and the car's wheelbase is 100 in. What is the angular rotation rate of the car immediately after the front wheel contacts the slope |

## Define water circulating through it at the rateA 4 X 8-ft solar collector has water circulating through it at the rate of 1.0 gallon per minute while exposed to sunlight with intensity 300 Btu/ft^2-hr. |

## How many shopping trips will be made to eachIf a logit model is estimated with coefficients of -0.543 for distance and 0.0165 for commercial space (in 1000 of ft^2), how many shopping trips will be made to each of the four shopping centers? |

## Use work and energy to find paul speedSusan's 12.0 baby brother Paul sits on a mat. Susan pulls the mat across the floor using a rope that is angled 30 degrees above the floor. The tension is a constant 31.0 and the coefficient of friction is 0.210. Use work and energy to find Paul's .. |

## Determine the corresponding magnitude of the bending momentsA drilling engineer wishes to support pipes of length L on blocks so that the magnitude of the bending moment in the pipes directly over the supports is equal to the magnitude of the bending moment at the center of the pipes. |

## Determine the effective size as well as the uniformityDetermine the effective size as well as the uniformity coefficient and coefficient of curvature for each soil. Determine also the percentages of gravel, sand, silt, and clay according to (a) ASTM, (b) AASHTO, (c)USCS, and (d) the British Standard. |

## Determine void ratio and the porosity of undisturbed soilA sample of undisturbed soil has a dry weight of 10 lb and volumen of 1 ft^3. If the specific gravity of the soil solids is 2.65, determine the void ratio and the porosity. |

## Determine stations of pc and pt of simple horizontal curveThe distance AB is measured as 322.33 ft, the angle at A is measured as 32º15' and the angle B is determined to be 41º30'. Determine the stations of the PC and PT. |

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