Q. The 50 kg circular lead piston floats on 0.410 mol of compressed air. What is the piston height h if the temperature is 30^{o}C? How far does the piston move if the temperature is increased by 200 degrees C?

Q. A professor's office door is 0.95 wide, 2.2 high, 4.0 thick; has a mass of 22 , and pivots on frictionless hinges. A "door closer" is attached to door and the top of the door frame. When the door is open and at rest, the door closer exerts a torque of 5.8 .

Financial management : Define each term given below and identify their roles in finance. Finance, Efficient market, Primary market, Secondary market. |

Find standard deviation of the annual rate of return : During the last 5 years, you owned two (2) stocks that had the following yearly rates of return and calculate the arithmetic mean yearly rate of return for every stock. |

Show the interpersonal communication : Management and media - Explain why is media richness important to interpersonal communication? |

Illustrate what price should be charged to maximize profits : Explain how much output should be produced in palnt 1 in order to maximize profits. Illustrate what price should be charged to maximize profits. |

How far the piston move : A professor's office door is 0.95 wide, 2.2 high, 4 thick; has a mass of 22 , and pivots on frictionless hinges. A "door closer" is attached to door and the top of door frame. When the door is open and at rest, the door closer exerts a torque of 5.. |

Which cost systems would companies use : Recognize which costing system - job order or process cost - the following companies would use: |

Determine rate of return on the investment : The stock of the Madison Travel Corporation is trading for $56 per share. You put a limit purchase order at $48 for one month. During the month, the stock price decrease to $46, |

Needham company job costing system-calculate operating : Needham Company uses normal costing in its job-costing system. Partially completed T-accounts and additional information for Needham for 2008 are as follows: |

How several visible-light photons are emitted per second : A 1125 kg car and a 2250-kg pickup truck approach a curve on the express way that has a radius of 225 m. (a) At what angle should the highway engineer bank this curve so that vehicles traveling at 95 km/h can safely round it? (b) As car and truck .. |

## Estimate the y-component of magnetic forceIllustrate the role of the Sun's differential rotation in the formation of sunspots. Explain (briefly) the 22 year solar cycle, stating its essential features. Estimate the y-component of magnetic force. |

## Build up an estimated regression modelA sample of 30 computer hardware companies were observed from Stock Investor Pro and is located in the INVESTOR tab in Excel file provided. The data includes price per share, book value per share, and the return on equity per share for each. |

## The wheel has constant negative an angular accelerationA rectangular block of ice 7.00 m on each side and 1.80 m thick floats in sea water. The density of the sea water is 1025 kg/m3. The density of ice is 917 kg/m3. How high does the top of the ice block float above the water level. |

## What is the mass of the other wrestlerNow, as both pipes vibrate at their fundamental frequencies, the beat frequency of 17 Hz is heard. How many centimeters were cut off the end of the second pipe? The speed of sound is 333 m/s. |

## Which makes an angle of 17° with the horizontalA driver in a car travelling at the speed of 78 km/h sees a cat km away on the road. How long will it take for the car to accelerate uniformly to a stop in exactly 99 m. |

## A suitcase drops out of the luggage compartmentA ball of mass 1.024 g and positive charge q =40.3microC is suspended on a string of negligible mass in a uniform electric field. We observe that the ball hangs at an angle of theta=15.0o from the vertical. What is the magnitude of the electric field.. |

## In which direction is the puck moving atThe potential at the center of a uniformly charged ring is 44kV, and 15.0 cm along the ring axis potential is 30kV. Find the ring's radius and its total charge. |

## How long is the bullet in the goalA simple harmonic oscillator consists of the block of mass 1.90 kg attached to a spring of spring constant 196 N/m. while t = 3.00 s, position and velocity of the block are x = +0.129 m and v = +3.415 m/s. |

## What is the index of refraction of the oilA hotel elevator ascends 240 m with a maximum speed of 5.8 m/s. Its acceleration and deceleration both have a magnitude of 1.0 m/s2. |

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