A crate on a motorized cart starts from rest and moves with a constant eastward acceleration of a = 2.50m/s^2 . A worker assists the cart by pushing on the crate with a force that is eastward and has magnitude that depends on time according to F(t) = (5.40\;{\rm N/s})t. Part

A What is the instantaneous power supplied by this force at t = 4.20s?

Explain the termination step is also fast with rate : For an addition polymerization, the initiation is the slow step (1st order in initiator,R'2------->2R'.). The propagation step is fast with the rate=k1[R.][monomer]. The termination step is also fast with rate=k2[R.]^2. |

What is the arrival rate for each customer per hour : What is the arrival rate for each customer per hour and which queuing model will you use? What is arrival rate for each customer per hour? |

What is the potential difference : A cylindrical resistor of radius 4.2 mm and length 2.4 cm is made of material that has a resistivity of 3.50×10-5 ? m. What is the current density when the energy dissipation rate in the resistor is 1.0 W? What is the potential difference? |

Pushing force-frictional force and the gravitational force : A person pushes a 16.2-kg shopping cart at a constant velocity for a distance of 27.5 m on a flat horizontal surface. She pushes in a direction 32.3 ° below the horizontal. A 35.3-N frictional force opposes the motion of the cart. (a) What is the mag.. |

What is the instantaneous power supplied by this force : A crate on a motorized cart starts from rest and moves with a constant eastward acceleration of a = 2.50m/s^2. What is the instantaneous power supplied by this force |

Philosophy of cisco and aflac respectively : From the material presented in the case, how would you describe the basic compensation philosophy of Cisco and AFLAC respectively? |

Develop a managerial report summarizing your analysis : Develop a managerial report summarizing your analysis of the AEI service capabilities. Make recommendations regarding the number of technicians to be used when AEI reaches 20 customers and AEI reaches 30 customers. |

Explain what volume of radon gas is produced by radium : Radium-226 (atomic mass = 226.025402 ) decays to radon-224 (a radioactive gas) with a half-life of 1600 years. What volume of radon gas (at and 1.0 ) is produced by 28.0 of radium in 5.0 days |

Evaluate the ph of a buffer solution made by mixing : Calculate the pH of a buffer solution made by mixing 44 ml of a 0.10 M ammonia solution with 58 ml of a 0.10 M ammonium nitrate solution. Give the pH to two decimal places. |

## Describe the rutherford-bohr modelCompute the velocity of the electron assuming that hydrogen is described by the Rutherford-Bohr model |

## What is pressure change for water that flows through pipeWhat is the pressure change for water that flows through a steel pipe of diameter 0.15 m at a velocity of 2 m/s? If the flow were laminar regime what would be the pressure change? How much energy per mass is required to pump the fluid in turbulent.. |

## What should be focal length of corresponding contact lensA near-sighted person's eyeglasses has a focal length of ? 22.0 cm, and the lens is 1.8 cm from the eye. what should be the focal length of the corresponding contact lens |

## Determine the magnitude of the charge on each sphereTwo 1.5 g spheres are charged equally and placed 1.6 cm apart. What is the magnitude of the charge on each sphere |

## Find its frequencyin the solutionA laser beam is incident at an angle of 41.0° to the vertical onto a solution of corn syrup in water.b What is its frequencyin the solution |

## What is the speed of the command moduleA space vehicle is traveling at 4200 km/h relative to the Earth when the exhausted rocket motor is disengaged, What is the speed (km/h) of the command module relative to Earth after the separation |

## What theory or theories of motivation might describe changeSupporting his theory, since 2001, workers in the United States have enhancement their hours worked while tax rates have dropped. What theory or theories of motivation might describe such a change. |

## Illustrate what is the velocity of the shoeA parachutist descending at a speed of 13.4 m/s loses a shoe at an altitude of 54.2 m. Illustrate what is the velocity of the shoe just before it hits the ground? The acceleration of gravity is 9.81 m/s2. |

## What is the linear density of the charge on the flagpoleA very tall flagpole, temporarily charged uniformly by lightning, What is the linear density of the charge on the flagpole |

## At what speed must the second ball be thrownA ball is thrown straight upward and reaches the top of its path in 1.71 s (before it starts to come back down). A second ball is thrown at an angle of 38.2 degrees with the horizontal. At what speed must the second ball be thrown so that it rea.. |

## Compute the force exerted on the ball by the baton april 22, D avid Ortiz of Boston Red Sox hit a home run on a 92mph fastball thrown horizontally from New York Yankee pitcher Masahiro Tanaka. compute the force exerted on the ball by the bat |

## Compute the average coefficient of frictionA skier traveling 11.0 m/s reaches the foot of a steady upward 19 degree incline and glides 16m up along this slope before coming to rest. compute the average coefficient of friction |

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