A Young's double-slit interference experiment gives bright fringes separated by 2.5 cm on a screen when the experiment is performed in air. The entire apparatus then placed under water (n = 1.33). What is the new spacing between bright fringes? Assume the fringes are near the center of the interference pattern.

What is the plastics index of refraction : A plastic sheet of thickness 250 nm appears to be green in the figure below (?green=500nm), What is the plastic's index of refraction |

Calculate the conductivity of the material : An n-type semiconductor is known to have an electron concentration of 5 × 10 ^17 m-3 . If the electron drift velocity is 350 m/s in an electric field of 1000 V/m, calculate the conductivity of this material. |

What is the amount of each loan payment : You are buying a previously owned car today at a price of $3,500. You are paying $300 down in cash and financing the balance for 36 months at 8.5 percent. What is the amount of each loan payment? |

What about if the first payment is due right now : You want to buy a car that costs $30,000 with a 4-year loan at an annual rate of 6%. How much is your montly payment if the first payment is due one month from now? what about if the first payment is due right now? |

What is the new spacing between bright fringes : A Young's double-slit interference experiment gives bright fringes separated by 2.5 cm on a screen when the experiment is performed in air. What is the new spacing between bright fringes |

What is the stated rate : Suppose the EAR for a loan is 8% and the loan requires monthly payments. What is the stated rate (annual percentage rate)? |

What is the minimum possible thickness of the bubble : A very thin bubble is floating in air. If the bubble strongly reflects green light (? = 520 nm), what is the minimum possible thickness of the bubble |

Explain why there is minimum allowable cross-sectional area : The National Electrical Code specifies, among otherthings, values for the minimum allowable cross-sectional area ofconductors for a given voltage and allowable total length ofcircuits depending on the diameter of conductor used. |

Create a comprehensive personal financial plan : Create a comprehensive personal financial plan based upon current and future financial needs. |

## Calculate the charge of eachWhat's the result when we grow up InGaN on the substrat by MBE I want a (pdf) discruption or I want to talk to any one who knew that's result. |

## What is the unit vector in the direction of the blocksTwo speakers, one directly behind the other, are each generating a 275 Hz sound wave. What is the smallest separation distance between the speakers that would produce destructive interference at a listener standing in front of them? Assume that th.. |

## What is the resulting kinetic energy of each electronIf electrons are accelerated from rest in an electron gun by sending them through a potential difference of 11.0 kV, what is the resulting kinetic energy of each electron? |

## Explain how far does the car go before it stopsA car is traveling 23 m/s when the driver sees a child standing in the road. He takes 0.8 s to react, then steps on the brakes and slows at 6.0 m/s2. Explain how far does the car go before it stops? |

## Find distance traveled according to observers on spacecraftA bowling ball with a mass of 6.8 kg strikes a stationary pin that has a mass of 1.6 kg. After the collision, the pin flies forward (in the positive x direction) with a speed of 7.3 m/s, and the ball continues forward at 3.2 m/s (in the positive x.. |

## Find out the speed of the mass at points b and cWhen it passes point A, its velocity is 3.5 m/s directed as shown. The distance AP is 0.6 m and BP is 1.0 m. Find out the speed of the mass at points B and C. |

## Find the charge on each plate of the capacitorsThere are two capacitors of capacitance 5.0uF and 8.0uF are connected in series. Find the equivalent capacitance of the network and the charge on each plate of the capacitors |

## What are the magnitude of the force parallelThe force on a thin wire from A to B is 500 Ib. What are the magnitude of the force parallel and Perpendicular to an axis line that starts at the origin and goes to the point C ( -2i+7j+3k)m ? |

## Calculate the speed of each particleAn electron and a proton are each placed at rest in a uniform electric field of magnitude 564 N/C. Calculate the speed of each particle 44.4 ns after being released. |

## What are velocities of the two balls after the impactA magnifying glass has a converging lens of focal length of 18.80cm. At what distance from a nickel must you hold this lens to get an image with a magnification of +2.47. |

## How much force should the biceps exert to liftWhen lifting an object using the biceps muscle, the forearm acts as a lever with the fulcrum at the elbow. The input work is provided by the biceps muscle pulling up on the bone. How much force should the biceps exert to lift an object weighing 12.. |

## How much work is done to move chargeSuppose that the net horizontal force is as a result of rolling friction only and take the free-fall acceleration to be g = 9.80 m/s^2. |

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