A very thin sheet of plastic (n=1.65) covers one slit of a double-slit apparatus illuminated by 640nm light. The center point on the screen, instead of being a maximum, is dark.

What is the (minimum) thickness of the plastic?

How many protons are in this system : A system of 1219 particles, each of which is either an electron or a proton, has a net charge of -6.640×10-17 C. How many protons are in this system (exactly) |

Calculate the dc resistance in ohms per mile : Three hard-drawn copper conductors with a 1 inch diameter and 1 m spacing in a triangular configuration. (Note that 1 mile = 1.609 km). 1. Calculate the dc resistance in ohms per mile ( p = 1.77 × 10-8-m). |

What is the effective interest cost of this loan : Set up the amortization schedule for a 5-year, $1 million, 9 percent term loan that requires equal annual end-of-year payments plus interest on the unamortized loan balance. What is the effective interest cost of this loan? |

Primary policy goal guides your decision-making process : As a health policy advocate, what primary policy goal guides your decision-making process and why? |

What is the thickness of the plastic : A very thin sheet of plastic (n=1.65) covers one slit of a double-slit apparatus illuminated by 640nm light. What is the (minimum) thickness of the plastic |

Explain dioxane and water have the same boiling point : If you add a solvent called "dioxane" to water, a homogenous mixture forms. Dioxane and water have the same boiling point (100oC). How do you explain that the mixture of the two compounds shows a boiling point that is lower than the one found for .. |

Determine what is its initial velocity of ball : A ball is thrown vertically upward, which is the positive direction. A little later it returns to its point of release. The ball is in the air for a total time of 8.06 s. What is its initial velocity |

Determine the net force on the plane : An airplane is cruising along in a horizontal level flight at a constant velocity, heading due west. If the weight of the plane is 2.6´104 N, what is the net force on the plane |

Significant factors driving your decision as a financial ma : Provide a rationale for the U.S. publicly traded company that you selected, indicating the significant factors driving your decision as a financial manager. |

## What is the drift velocity of the electrons in the wirehe density of free electrons in gold is 5.90x10^28 m^-3. The resistivity of gold is 2.44x10^-8 ohms.m at a temperature of 20 C, what is the drift velocity of the electrons in the wire |

## How much does a 70.0 kg person weigh on the earth(a) How much does a 70.0 kg person weigh on the Earth? (b) How much would she weigh on the Moon (gmoon = 0.166g)? (c) How much would she weigh on a neutron star where gstar = 1.43×1011g? |

## How many charged particles were transferredA glass rod that has been charged to + 17.0nC touches a metal sphere. Afterward, the rod's charge is + 9.0nC |

## Compute an harmonic oscillator with spring constantWhat is the wavelength of emitted photon of the previous question if k = 10eV/ °A2, where °A denotes Angstrom and eV: electron volt. Is the emitted photon in visible spectrum of a human eye. |

## Determined by the wwv time signalFive clocks are being tested in a laboratory. Exactly at noon, as determined by the WWV time signal, on successive days of a week the clocks read as in the following table. |

## How many people can stand on the raftA raft is made out of 10 logs that are 56cm in diameter and are 6.1m long. How many people (68kg each) can stand on the raft with out getting there feet wet |

## Determine the loss in solar massAssuming the sun to be a blackbody with a surface temperature of 6000K, Determine the loss in solar mass per day due to this radiation |

## At what temperature will water begin to overflow the bottleA bottle made of ordinary glass has an internal volume of 1.0000 liter at 20.0 oC, At what temperature ( inoC, enter deg in the answer box) will water begin to overflow the bottle |

## What work does the racket do on the ballA tennis player receives a shot with the ball (0.0600 kg) traveling horizontally at 56.0 m/s and returns the shot with the ball traveling horizontally at 42.0 m/s, What work does the racket do on the ball |

## Find the magnitude of the frictional forceA person pushes horizontally with a force of 220 N on a 66 kg crate to move it across a level floor. The coefficient of kinetic friction is 0.28. What is the magnitude of the frictional force |

## Calculate the applied voltage in kv should be for capacitorYou are given a parallel plate capacitor that has plates of area 4.00 m2 which are separated by 0.0100 mm of nylon, Calculate what the applied voltage in kV should be for this capacitor |

## What is the wind velocityWith what force F should she pull down on the rope to accelerate herself and platform upward at a rate of 0.77 m/s2. |

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