A person holds a rifle horizontally and fires at a target. The bullet has a muzzle speed of 200m/s and the person hears the bullet strike the target 1.00s after firing it. The air temp is 72 degrees Fahrenheit. What is the distance to the target?

What is the rate of change of momentum of the ball : The velocity of a ball changes from m/s to m/s in 0.02 s, due to the gravitational attraction of the Earth and to air resistance. What is the rate of change of momentum of the ball |

Explain the alpha-particles ionize molecules in the air : The alpha-particles ionize molecules in the air, allowing it to conduct an electric current. When smoke particles enter, the conductivity of the air changes and the alarm buzzes. (a) Write the equation for the decay of (mass number 241, protons 95.. |

What are primary differences in industrial and home users : What are the primary differences between industrial users and home users of electricity that allow the utilities to discriminate between the two markets in terms of price |

Suppose that there are two products clothing and soda : Suppose that there are two products: clothing and soda. Both Brazil and the United States produce each product. Brazil produces 100,000 units of clothing per year and 50,000 cans of soda |

What is the distance to the target : A person holds a rifle horizontally and fires at a target. The bullet has a muzzle speed of 200m/s, The air temp is 72 degrees Fahrenheit. What is the distance to the target |

Define what is the formula for rhodium sulfate : A current of 0.0100 A is passed through a solution of rhodium sulfate, causing reduction of the metal ion to the metal. After 3.00 h, 0.038 g of Rh has been deposited. What is the charge on the rhodium ion, Rhn+? What is the formula for rhodium su.. |

Distinguish between the following views of monetary policy : Distinguish between the following views of monetary policy |

Conduct a test of independence using critical value : What is your conclusion based on both the p-value and critical-value approaches and what is the p- value, and what is your conclusion? |

Explain the heat capacity of ice : How much heat in kilojoules is required to warm 10.0 g of ice, initially at -10.0^\circ C, to steam at 110^\circ C. The heat capacity of ice is 2.09 {\rm J}/{\rm g} ^\circ {\rm C} and that of steam is 1.84 |

## What was ships velocity during this timeA stationary radar operator determines that a ship is 13km south of him. An hour later the same ship is 23km southeast. If the ship moved at constant speed and always in same direction, what was its velocity during this time? (Hint: Take the origi.. |

## Find out it takes for it to stop rotatingwhich is basically a diskshaped grindstone of mass 1.2 kg and radius 7.30 cm which operates at 700 rev/min. When the power is shut off, you time the grindstone and find out it takes 39.0 s for it to stop rotating. |

## What is the rotational speed in revolution per minuteThe rotor of a toy gyroscope consists of an annular cylinder attached to cylindrical shafts by spokes. The rotor is spun by pulling on a string wrapped around shaft. |

## What are the x and y coordinates of the shellan artillery shell is fired with an initial velocity of 350 m/s at 50.0 degrees measured from the horizontal. it hits the side of a mountain 35.0 seconds later. What are the x and y coordinates of the shell where it explodes, if the coordinates fr.. |

## Evalute the acceleration of each block and tension stringEvalute the acceleration of each block and the tension in the string? Repeat the problem, adding a coefficient of kinetic friction between each block and the surface of 0.10. |

## Calculate the magnitude of b when the force on the wireAt what height above the surface of the earth does the balloon have a velocity of 8.10 m/s. |

## Explain the intensityA photoflash unit makes a very bright light for a very short time, Which is important: the intensity of the light, or the product of the intensity and the time of the flash |

## What is the depth dA bullet is fired vertically into a 1.3kg block of wood at rest directly above it. If the bullet has a mass of 29g and a speed of 470m/s, how high will the block rise after bullet becomes embedded in it. |

## How much energy does it storeA parallel-plate capacitor has 3.95 cm2 plates that are separated by 4.29 mm with air between them. If a 11.2 V battery is connected to this capacitor, how much energy does it store? The value of the permittivity of a vacuum is 8.8542 × 10 ^?12 C^.. |

## How far is city c from city aAn airplane flies 200 km due west from city A to city B and then 295 km in the direction of 35.5° north of west from city B to city C, In straight-line distance, how far is city C from city A |

## What is the total time the blue car is movingTwo cars start from rest at a red stop light. When the light turns green, both cars accelerate forward, What is the total time the blue car is moving, What is the acceleration of the yellow car |

## What is the average induced emf in the coil in mvWhat is the average induced emf in the coil in mV. If he is crossing a river where the current is 1.60 km/h, in what direction should his boat be headed if he wants to reach the point directly opposite his starting point. |

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