A skier of mass m glides down a hill of slope ? at constant speed. If she travels a distance d down the hill, what is

(a) the work done by friction and

(b) the coefficient of friction between her skis and the slope?

Assessment methods with preschool and primary-grade children : Why is it important to use informal assessment methods with preschool and primary-grade children? What information can be learned? Based on this information, what types of intervention may be recommended? |

How to calculate the wavelength of the light : When light of frequency 6.88×1015 s-1 shines on the surface of a metal, electrons are ejected with a maximum kinetic energy of 3.40×10-19 J. Calculate the wavelength of this light. |

What would be the effective cost of the bank loan : If the company could get the funds from a bank at a rate of 12%, interest paid monthly, based on a 365-day year, what would be the effective cost of the bank loan? |

Determine the power transferred to the system in mw : A 3-phase synchronous generator rated at 75 MVA, 13.8 kV (L-L) is connected to a power system that has a Thevenin equivalent of j0.23 per unit at 1.0 per unit voltage. The synchronous reactance of the generator is j1.35 per unit. |

What is the work done by friction : A skier of mass m glides down a hill of slope ? at constant speed. If she travels a distance d down the hill, what is the work done by friction |

Compute the molar heat capacity of c2h6o : When 1717 J of heat energy is added to 40.0 g of ethanol, C2H6O, the temperature increases by 17.5 °C. Calculate the molar heat capacity of C2H6O. |

What is the central problem in stakeholder relations : What is the central problem in stakeholder relations? What are the important facts of the case? Identify all the important stakeholders.Choose and explain the ethical model you will employ. Obvious choices are Utilitarianism, Kantian Ethics, and Phil.. |

Determine the ripples in both pass and stop bands : (a) Print the lowpass FIR filter coefficients and plot the frequency responses using MATLAB. Label and print your graph. (b) Determine the ripples in both pass-, and stop bands. Identify them on your plots. |

By how much would inventories decline : The firm's new CFO believes that the company could reduce its inventory enough to reduce its ICP to the benchmarks' average. If this were done, by how much would inventories decline? Use a 365-day year. |

## 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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