Q. Skier loses a ski at the top of a 98 m hill. The ski proceeds to glide down the hill frictionless. What speed is the ski traveling at the bottom of the hill?

Q. A 1500 kg car drives around a flad 200-m-diameter circular track at 25 m/s. What are the magnitude and direction of the net force on the car? What causes this force?

How can these data be interpreted : Two true-breeding mutant strains of Drosophila have black body color instead of the wild-type gray yellow. When the two strains are crossed, all the F1 flies have wild-type body color. How can these data be interpreted? |

What standard deviation of the weights equal : f no more than 5% of the containers are to weigh less than 15.8 oz, what must the standard deviation of the weights equal? |

How many tubes of the sunscreen would you prepare : A sunscreen preparation with a density of 2.82 g/mL contains 3.55% by mass zinc(II) oxide. Each tube is filled with 185.0 mL of sunscreen. If you are the manufacturer and use 5.00 lb of zinc(II) oxide. |

Define queuing and process simulation modeling : Define Queuing and Process Simulation Modeling. Michael's Tire Company performs free tire balance and rotation for the life of any tires purchased there on a first-come, first-served basis |

Illustrate what speed is the ski traveling at bottom hill : Skier loses a ski at the top of a 98 m hill. The ski proceeds to glide down the hill frictionless. Illustrate what speed is the ski traveling at the bottom of the hill? |

What are the resulting product genotypes of meiosis ii : A diploid heterozygous cell with the genotype Bb undergoes meiosis and no crossing over occurs. |

Explain how far east of the tee does the ball hit fairway : The initial angle of the ball’s motion off the tee is 29.0° above the horizontal. If the tee level is 17.0 m above the level of the fairway, explain how far east of the tee does the ball hit the fairway? |

How many different gamete genotypes are possible : Assume a plant has the following genotype: AaBbCcDdee. How many different gamete genotypes are possible for these genes if they are unlinked? |

Calculate freezing point of a nonionizing antifreeze soln : calculate the freezing point of a nonionizing antifreeze solution containing 388 g ethylene glycol, C2H6O2 and 409 g of water. |

## What is the ratio of cardinal''s magnitude of momentumChromium is produced by reacting its oxide with aluminium. If 354 g of Cr2O3 and 158 g of Al react to form 204 g of Al2O3, how many grams of Cr are formed. |

## Determine the temperature of the outlet airA hot air heating system rated at 84,000 Btu/hr has an efficiency of 65%. The furnace fan can move 225 ft3 of air per minute. If the air enters the furnace at 60.0°F, determine the temperature of the outlet air. |

## At what height above the fixed charge does the bead restA bead with a mass of 0.050g and a charge of 20nC is free to slide on a vertical rod. At the base of the rod is a fixed 10nC charge. In equilibrium, at what height above the fixed charge does the bead rest? |

## How much would it cost just to keep the hot water insideHow much would it cost just to keep the hot water inside the heater for one week? d)Suppose that you wrap the hot water heater on all sides with a 10 cm thick blanket of fiberglass insulation which has a thermal conductivity of 0.04 W/(m K). |

## Determine the magnitude of the net force that acts on chargeA 3.20 kg block of wood sits on a table. A 2.50 g bullet, fired horizontally at a speed of 600 m/s, goes completely through the block, emerging at the speed of 180m/s. What is the speed of the block immediately after the bullet exits. |

## Newton’s third lawThe famous horse & cart physics scenario is explained. This scenario is used to describe why many people have a common misconception about what Newton’s 3rd Law says & does not say. |

## Motion in two dimensionsA Volleyball is spiked so that it has an initial velocity of 15 m/s directed downward at an angle of 55 degrees below the horizontal. Find the horizontal component of the ball’s velocity when the opposing player fields the ball? |

## How far short of the target does it strike the groundSetting a world record in a 100m race, Maggie and Judy cross the finish line in a dead heat, both taking 10.0 s. Accelerating uniformly, Maggie took 2.0 s and Judy 2.5 s to attain maximum speed that they maintained for the rest of race. |

## What is the speed of the large cart after the collisionA child in a boat throws a 5.20 kg package out horizontally with a speed of 10.0 m/s. Calculate the velocity of the boat immediately after, assuming it was initially at rest. The mass of the child is 26.0 kg and that of the boat is 40kg. |

## What is the magnitude of the average velocity of carA car moves from a point located 26.0 m from the origin and at an angle of 35.0 from the x-axis to the point located 57.0 m from the origin and at an angle of 60.0 from the x-axis in 2.52 s. |

## Calculate the strength of the smallest electric fieldAn ion source is producing 6Li ions, which have mass 9.99 x10-27 kg and charge +e. The ions are accelerated by a potential difference of 30 kV and pass horizontally into the region in which there is a uniform vertical magnetic field of magnitude B.. |

## By what percentage must the tension in the string be changedA hot (70°C) lump of metal has a mass of 250g and a specific heat of 0.25 cal/g°C. John drops the metal into a 500 g calorimeter containing 75g of water at 20°C. |

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