trumpet creates a sound intensity level of 1.23 x 10^2 dB at a distance of 0.80 m. What is the sound intensity of a trumpet at this distance?

Determine the present values : Determine the present values if $ 5,000 is received in the future |

Determine the velocity of the boat : the velocity of a boat with respect to the water is 4.0 m/s at an angle of 30.0 degrees North of East. What is the velocity of the boat |

What is inductance of a coil with cross-sectional area : If you have a coil consisting of 500 turns on a magnetic core with a cross-sectional area of 0.35 inch, and a permeability rating of750, and the coil is 1.5 inches long, what is the inductance |

What is the minimum standard deviation : Suppose the risk-free asset has expected return of 0.05, and the market portfolio has expected return 0.15 and standard deviation 0.18. What is the minimum standard deviation you can achieve if you desire an expected return of 10%? |

What is the sound intensity of a trumpet : trumpet creates a sound intensity level of 1.23 x 10^2 dB at a distance of 0.80 m. What is the sound intensity of a trumpet |

Calculate the npv and irr for each type of truck : Calculate the NPV and IRR for each type of truck and decide which to recommend. |

Compute h in kj per mol of hbr for the solution : When a 9.92-g sample of gaseous hydrogen bromide dissolves in 45.5 g of water in a coffee-cup calorimeter the temperature rises from 25.00 oC to 69.79 oC. Calculate H in kJ per mol of HBr for the solution process. |

Determine the speed of the second train : When at rest, two trains have sirens that emit a frequency of 300 Hz. The trains travel toward one another and toward an observer stationed between them. What is the speed of the second train |

How much will you have when the cd matures : Suppose you have $2,000 and plan to purchase a 3-year certificate of deposit (CD) that pays 4% interest, compounded annually. How much will you have when the CD matures? |

## 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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