A rectangular pipe carries water over a horizontal distance of 10m. Water enters the pipe through an area of height 19cm and width 21cm and leaves the other end through an area of height 12cm and width 21cm at a speed of 6m/s. At what speed does water enter the pipe?

## Question1a constant force of magnitude 82 n is applied to aquestion1a constant force of magnitude 82 n is applied to a 3 kg shoe box at angle 53 degrees causing the box to move |

## Find through how many revolutions does the wheel turnA wheel turns with a constant angular acceleration of 0.640 rad/s^2, Through how many revolutions does the wheel turn in this interval |

## What must be the new length of the pendulumA pendulum clock can be approximated as a simple pendulum of length 1.08 m and keeps accurate time at a location where g = 9.82 m/s2. what must be the new length of the pendulum |

## How high above the surface of the earth is it orbitingThe period of a particular satellite is exactly 24 hours. How high above the surface of the Earth is it orbiting |

## Question1a man of mass 700kg stands in a lift on a set ofquestion1a man of mass 700kg stands in a lift on a set of weighing scales. the scale is calibrated in newtons. assume a |

## What is the magnitude of the bullets velocitya uniform thin rod of length 0.50 m and mass 4.0 kg can rotate in a horizontal plane about a vertical axis through its center. what is the magnitude of the bullet's velocity just before the impact |

## Calculate the number of grams of oxygenA certain amount of oxygen gas occupies a volume of 12 liters when its temperature is 20C and its pressure is 1 atm. Calculate the number of grams of oxygen |

## Find the specific heat of the material of the calorimeterA 200 g calorimeter contain 500 g of water at 21 degree Celsius. A 100g of ice at -20 degree Celsius is placed into the calorimeter. find the specific heat of the material of the calorimeter |

## What is the protons accelerationThe nucleus of a 125Xe atom (an isotope of the element xenon with mass 125 u) is 6.0 fm in diameter. It has 54 protons and charge q =+54e. What is the proton's acceleration |

## Determine the location and size of the imageA convex mirror has a focal length of -30.0 cm. A 15.0-cm-tall object is located 30.0 cm in front of this mirror. determine the location and size of the image |

## While john is traveling along an interstate highway hewhile john is traveling along an interstate highway he notices a 153 mile marker as he passes through town. later john |

## What is the pressure in the persons bloodWhen a person is given intravenous fluid, the bag containing the fluid is typically held about 0.9 m above the person's body. what is the pressure in the person's blood |

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