A 25.0-mH inductor, a 2.00-%u03BCF capacitor, and a certain resistor are connected in series across an ac voltage sourceat 1000 Hz. If the impedance of this circuit is 200 %u03A9, what is the value of the resistor?

How far in front of the mirror is the second object located : An object is located 19.0 cm in front of a convex mirror, the image being 7.73 cm behind the mirror. How far in front of the mirror is the second object located |

What is the force from the wall on the ladder : Your 85-kg friend (modeled in the picture as a box) is a window-washer and leans a ladder against a large frictionless window. What is the force from the wall on the ladder |

Describe realistic investment problem for none of choice : Assuming we are still in a world with only discrete investment choice, i.e., option A, option B, etc., describe a realistic investment problem where none of the environments discussed apply without some reframing. |

What is the final rotational kinetic energy of the dough : You are visiting a pizza parlor and watch the chef make a pizza crust. He throws a spinning disk of dough in the air. Its angular velocity is 15 rad/s. What is the final rotational kinetic energy of the dough |

What is the value of the resistor : A 25.0-mH inductor, a 2.00-%u03BCF capacitor, and a certain resistor are connected in series across an ac voltage sourceat 1000 Hz. what is the value of the resistor |

Determine the sound level in decibels at the point : Two identical speakers are separated by 3.4m and produce sound of different frequencies equally in all direction. Determine the sound level in decibels at the point that is a midway between the speakers |

Determine the average shearing stress in the bolts : A composite beam is made by attaching the timber and steel portions with bolts of 14-mm diameter spaced logitudinally every 200 mm. The modulous of elasticity is 10 GPa for the wood and 180 GPa for the steel. |

Find the period of the pendulum : A simple pendulum has a length of 52.4 cm and makes 83.7 complete oscillations in 2.00 min. Find the period of the pendulum |

Determine the most economical design of system to deliver : You are the Chief Engineer for a prominent hydraulics consulting company. Your client wants to pay you lots of money to design a system to deliver 1 m3/s from reservoir A at elevation 300 m to reservoir B at 500 m. |

## Explain how much must we compress the springWe want to launch the package in such a way that it will never come back, and when it is very far from the asteroid it will be traveling with speed 187 m/s. We have a large and powerful spring whose stiffness is 3.0 105 N/m. Explain how much mus.. |

## Calculate the length of filament that you needYou are to design a tungsten filament light bulb that has a power of 60W when it is connected to 120V at which condition its temperature is expected to be 1020C. Calculate the length of filament that you need |

## How fast does it move after the bullet emergesA block of mass m = 4.2 kg, moving on a frictionless surface with a Vi=2.9m/s speed makes a perfectly elastic collision with a block of mass M at rest. After the collision, the 4.2 block recoils with a speed of 0.9m/s. The mass M is closest to. |

## Find the initial speed of the ballSuppose a soccer player kicks the ball from a distance 21.5 m toward the goal. Find the initial speed of the ball |

## Find the volume that sticks out of the waterAn object with a density of 901.0 kg/m3 and a mass of 895.0 kg is thrown into the ocean. Find the volume that sticks out of the water |

## Find the ratio pwet/pdry of the powerWhen a "dry-cell" flashlight battery with an internal resistance of 0.37 ? is connected to a 1.56-? light bulb, Find the ratio Pwet/Pdry of the power delivered to the bulb by the wet-cell battery to the power delivered by the dry-cell battery |

## Find the magnitude and direction of the electric fieldA straight, nonconducting plastic wire 8.50 cm long carries a charge density of +175 nC/m distributed uniformly along its length, Find the magnitude and direction of the electric field |

## What is the critical angle for light traveling inside rodA thin glass rod is submerged in oil. What is the critical angle for light traveling inside the rod |

## Find the oscillators total mechanical energyn undamped 1.47-kg horizontal spring oscillator has a spring constant of 25.1 N/m, What is the oscillator\'s total mechanical energy as it passes through a position that is 0.651 of the amplitude |

## Find out the horizontal forceHow many 65W light bulbs can be connected in parallel across a potential difference of 85 V before the total current in the circuit exceeds 2.10A. |

## Find the maximum acceleration achieved by the sphereTwo plastic spheres, each carrying charge uniformly distributed throughout its interior, are initially placed in contact and then released, Find the maximum acceleration achieved by the sphere of mass 55.0g |

## Find the charge on the blockfind the charge on the block. A very small charged block with a mass of 2.05g is placed on an insulated, frictionless plane inclined at an angle of 17° with respect to the horizontal. |

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