consider two solid disks of identical radius and thickness. one of the disks is made of aluminum (density=2.7g/cm). the other disk is made of brass (8.7g/cm). what is the ratio between the two moments of inertia?

What ethical challenges and dilemmas might this pose : Identify and describe Eastman Kodak's key stakeholders. What is their influence on strategy? Address Kodak's challenge in meeting the needs of shareholders versus stakeholders. What ethical challenges and dilemmas might this pose? |

What is reliability : What is reliability? What is validity? Why are they important to successful academic research. Provide examples of how research methodology errors can result in poor reliability or validity. |

Define potassium chloride solution : you have 259 mL of a 1.25 M potassium chloride solution, but you need to make a 0.50 M potassium chloride solution. how many milliliters of water must you add to the original 1.25 M solution to make the 0.50 M potassium chloride solution |

What are the original speeds of the son : A father racing his son has 1/2 the kinetic energy of the son, who has 1/3 the mass of the father, What are the original speeds of (b) the son |

Find the ratio between the two moments of inertia : consider two solid disks of identical radius and thickness. one of the disks is made of aluminum (density=2.7g/cm), what is the ratio between the two moments of inertia |

Explain how many grams of h2o are produced phenol reacts : How many grams of H2O are produced when 10.0 g of Phenol, C6H6O, reacts with 20.0 g of O2 in the following reaction |

Determine the balls initial speed : A ball is thrown horizontally from the top of a tower 30m high and lands 15m from its base. What is the ball's initial speed |

Find the expression that correctly represent discrete signal : A continuous time system has an output, y, which is given by y= 4sin( 4t+ f /2). It is sampled at a frequency of 4/f Hz. Determine the expression that correctly represent the discrete signal obtained after sampling and its value for n = 1 |

What alternative would be chosen : If the probability of Nature 1 is .40 and the probability of Nature 2 is 0.6, which alternative should be chosen? |

## Where does he land on inclineA world class sprinter accelerates to his maximum speed in 3.80 s. He then maintains this speed for the remainder of a 100 m race, finishing with a total time of 10.30 s. What is the runner's average acceleration throughout the first 3.80 s. |

## Find the blocks accelerationA wooden block with mass 0.33kg rests on a horizontal table, connected to a string that hangs vertically over a friction-less pulley on the table's edge, Find the block's acceleration if k =0.18. |

## Find the phase constant of waveTwo sinusoidal waves of the same period, with amplitudes of 5.0 and 6.5 mm, travel in the same direction along a stretched string; they produce a resultant wave with an amplitude of 10.036 mm. The phase constant of the 5.0 mm wave is 0. What is th.. |

## Recoil velocity of a raftA 55-kg swimmer is standing on a stationary 210-kg floating raft. The swimmer then runs off the raft horizontally with a velocity of +4.6 meter per second relative to the shore. Calculate the recoil velocity that the raft would have if there were .. |

## Draw energy bar graphs to solve the problemsuppose that all the energy goes into the arrow, with what speed does the arrow leave the bow. |

## What is the frequency of fundamentalA guitar string is 91.00cm long and has a mass of 3.6g. From the bridge to the support post (= L) is 60 cm, and the string is under a tension of 551 N. |

## Compute the number of photons in the pulseGraph the power of the laser when it's on. b) Compute the energy in the pulse. c) Compute the number of photons in the pulse. |

## Evaluate with what speed are pollen grains ejectedThe flowers of the bunchberry plant open with astonishing force and speed, causing the pollen grains to be ejected out of the flower in a mere 0.30 ms at an acceleration of 2.5×104 m/s2. Evaluate with what speed are pollen grains ejected from a b.. |

## What was the initial negative charge on one of the sphereWhat was the initial negative charge on one of the spheres, and what was the initial positive charge on the other? (Hint: Use charge conservation and solve for one of the initial charges. You would end up with a quadratic equation. The solutions g.. |

## Determine the electric flux through the rectangleA 3.7cm x 5.8cm rectangle lies in the xz-plane, What is the electric flux through the rectangle if E = (80i + 70j) N/C |

## 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? |

## What would be the frequency of vibrationsassume a long, straight wire carries a current of 6.5 .what would be the frequency of vibrations. |

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