Q. A weight lifer llifts a set of weighjts a vertical distance of 2.00 m . if a coinstant net force of 350 N is exerted on the weights , what is the net workdone on the weights.

Q. A child slides down a hill on a toboggan with an acceleration of 1.8 m/s2. If she starts at rest, how far has she traveled after the following lengths of time?

Expected time to find all users passwords : Assume that eight more characters were added to the password and that the DES algorithm was changed so as to use all 16 password characters. What would be the expected time to find all users' passwords using a dictionary attack? |

Show discussion on the u.s. trade deficit : Trade is designed to create bigger market opportunities, so why is the balance of trade so out of balance for the U.S. |

Risk and resilience of clients : Please provide a brief description of one variable that contributes to the risk and resilience of clients. Then explain why this variable is important to client diagnosis. |

Elucidate how much profit does the monopolist earn : The graph also shows the marginal revenue curve faced by this firm. Elucidate how much profit does the monopolist earn. |

What is the net workdone on the weights : what is the net workdone on the weights.A child slides down a hill on a toboggan with an acceleration of 1.8 m/s2. If she starts at rest, how far has she traveled after following lengths of time. |

Talent management system-attracting and retaining the best : What is the definition of talent management? Explain why companies are placing intense focus on attracting and retaining the best talent at all levels of an organization. |

Describe and explain each of the four p''s in the marketing : Describe and explain each of the four P's in the marketing mix and Please provide examples of how a company will focus on the 4P's to increase customer satisfaction of their product |

Explain equilibrium in which someone is using the good : Consider an equilibrium in which someone is using the good. Is social welfare maxi- mized at this number of users, or would it go up if there were more users, or would it go up if there were fewer users? . |

Show personnel dexterity tests : A particular employer requires job candidates to score at least 80 on the dexterity test. Approximately what percentage of the test scores during the past year exceeded 80? |

## What is new acceleration of the boxA 12 kg weather rocket generates a thrust of 250 N. The rocket, pointing upward, is clamped to the top of a vertical spring. The bottom of the spring, whose spring constant is 560 N/m, is anchored to the ground. What is the rocket's speed while the s.. |

## What is the change in momentum of the rocket during blastA rocket ship at rest in space gives a short blast of its engine, firing 90 kg of exhaust gas out the back end with an average velocity of 700 m/s. |

## Consider a one dimensional elastic collisionWhat is Tension in the chain at the point where the chain is attached to the block? What is the tension of the chain midway up the chain? And find out the tension in the chain at the point where the chain is attached to the ceiling. |

## What must be the coefficient of static frictionWhat is the acceleration in m/s of a 0.001kg bullet if the force of recoil gives an acceleration of 4.390 m/s? The gun has mass of 0.20 kg. |

## Find the original speed of the bulletA 7 g bullet collides horizonally with a 43 g block resting on a frictionless horizontal surface as shown in the accompany diagram. The bullet remain embedded in the block and subsequently causes the block to slide down a frictionless slope onto a.. |

## Determine the magnitude and direction of vertical componentA 55 kg person is riding in a hot air balloon and scale shows this person's weight too be 549N. the acceleration of gravity at the location of the balloon is known to be 9.79 m/s/s. |

## Force exerted by the wind on the sails of a sailboatA 4.79 crate is suspended from the end of a short vertical rope of negligible mass. An upward force is applied to the end of rope, and the height of the crate above its initial position is given by + (0.61) what is the magnitude of the force when .. |

## How far will the bullet penetrate the block of woodhow far will the bullet penetrate the block of wood. |

## After what interval does the snowball hit the treeA child throws a snowball with a horizontal velocity of 18m/s directly toward a tree, from a distance of 9m and a height above the ground of 1.5m. |

## The energy bar was his only fuelAn "energy bar" contains 21g of carbohydrates. If the energy bar was his only fuel, how far could a 68 kg person walk at 5km/hr? Express your answer using two significant figures. |

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