A sinusoidal electromagnetic wave having a magnetic field of amplitude 1.35 mu T and a wavelength of 434 nm is traveling in the +x direction through empty space. What is the frequency of this wave? Hz What is the amplitude of the associated electric field? V/m

Applying a constant horizontal force of magnitude : A worker pushing a 35.0-kg wooden crate at a constant speed for 11.5 m along a wood floor does 320 J of work applying a constant horizontal force of magnitude F0 on the crate. (a) Determine the value of F0. (b) If the worker now applies a force great.. |

Determine at what speed is the water in the hose moving : A nozzle of inner radius 1.00 mm is connected to a hose of inner radius 7.97 mm. The nozzle shoots out water moving at 25.0 m/s. At what speed is the water in the hose moving |

What is the specific gravity of the alcohol : An aluminum cylinder weighs 1.00 N. When this same cylinder is completely submerged in alcohol, the volume of the displaced alcohol is 3.85 10-5 m3. What is the specific gravity of the alcohol |

Implications of the statement momentum is conserved : To understand the vector nature of momentum in the case in which two objects collide and stick together. In this problem we will consider a collision of two moving objects such that after the collision, the objects stick together and travel off as.. |

Sinusoidal electromagnetic wave having magnetic field : A sinusoidal electromagnetic wave having a magnetic field of amplitude 1.35 mu T and a wavelength of 434 nm is traveling in the +x direction through empty space. What is the frequency of this wave? Hz What is the amplitude of the associated electric .. |

How large is the force exerted by the right-hand cable : A house painter is standing on a uniform, horizontal platform that is held in equilibrium by two cables attached to supports on the roof. How large is the force exerted by the right-hand cable |

Two circular loops with different currents but same radius : In Figure (a), two circular loops with different currents but the same radius of 10. cm, are centered on a y axis. They are initially separated by distance L = 7.5 cm, with loop 2 positioned at the origin of the axis |

Use one of more of the nonmonotonic reasoning system : Use one of more of the nonmonotonic reasoning system |

A potters wheel having a radius : A potter's wheel having a radius 0.45 m and a moment of inertia of 11.4 kg · m2 is rotating freely at 48 rev/min. The potter can stop the wheel in 8.0 s by pressing a wet rag against the rim and exerting a radially inward force of 74 N. Find the effe.. |

## Obtain the intensity of the lightA perfectly reflecting flat mirror is uniformly illuminated by light striking it perpendicularly. Calculate the intensity of the light |

## How much electric power is consumed by pumpA pump on the ground floor of a building can pump up water to fill a tank of volume 30 m^3 in 15 min. If the tank is 40m above the ground and the efficiency of the pump is 30% |

## Find the expression for the new velocityA point charge +q of mass m, (m,+q) is placed at point P along the x-axis where V_r(infinity) is known. Find the expression for the new velocity at the second point |

## What is the resistance between the ends of the welded barTwo cylindrical bars, each with diameter of 2.50 cm, are welded together end-to-end. One of the original bars is copper and is 0.360 m long, What is the resistance between the ends of the welded bar at 20 oC |

## Determine the average induced emf in the coilTo monitor the breathing of a hospital patient, a thin belt is girded around the patient's chest. find the average induced emf in the coil during this time interval |

## How fast could the ship be movingAlthough they don't have mass, photons-traveling at the speed of light-have momentum. How fast could the ship be moving after 35 days |

## What is the total mass of the rocksA wooden board that is 50 cm long, 20 cm long, and 4 cm thick is floating in water. Rocks are then carefully placed on the top face of the board until the top of the wood just slips below the water surface. The density of water is 1000 kg/m^3 and .. |

## Find how much energy is transferred as heatSuppose 1.3 mol of an ideal gas is taken from a volume of 3.5 m3 to a volume of 1.8 m3 via an isothermal compression at 31°C |

## Express the position of the object in one-dimensional motionAn object moving with uniform acceleration has a velocity of 10.0 cm/s in the positive x-direction when its x-coordinate is 3.09 cm. If its x-coordinate 3.05 s later is ?5.00 cm, what is its acceleration? |

## What is the wavelength of this light in the glassLight with a frequency of 5.3×1014 Hz is travelling through glass and strikes a glass/air interface as shown above. Angle X1 is 26.0o to the normal. What is the wavelength of this light in the glass |

## Mathematical relationship between velocity and timeWrite down the mathematical relationship between velocity (v) and time (t) for a coin tossed up into the air after it leaves the thrower's hand at t=0 with a velocity of +15.0 m/s. Assume that the positive direction is upward and the acceleration of .. |

## What is the magnitude of the tension in the cordA block of mass m1 = 3.90 kg on a frictionless inclined plane of angle 30.0Â° is connected by a cord over a massless, What is the magnitude of the tension in the cord |

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