A 1.85m diameter wagon wheel makes one revolution in 3.45s. What is the tangential speed of a point in it's rim?

What is the maximum acceleration of the shadow : A knob on a turning table rotates circularly with a constant speed of 0.78 m/s in a cirlce with radius= 0.35m. What is the maximum acceleration of the shadow |

Recommended for the prevention of lower back pain : Of the following exercises, which are recommended for the prevention of lower back pain? |

General guide for the potential of a business : External users can rely on financial statement analysis only as a general guide for the potential of a business. They should resist placing too much weight on any particular figure or trend. |

Determine time required for the bed to complete a full cycle : The velocity of the bed is limited to a maximum value of 150mm/s to the right and 300mm/s to the left; the acceleration is successively equal to 150mm/s^2 to the right, zero 150 mm/s^2 to the left, zero, etc. |

What is the tangential speed of a point in rim : A 1.85m diameter wagon wheel makes one revolution in 3.45s. What is the tangential speed of a point in it's rim |

Explain what effect does the presence of sodium sulfite : what effect does the presence of sodium sulfite group on methy orange have on the solubility of methyl orange in water. If this group were absent, would you expect the solubility of the resulting molecule to be more or less soluble in hexane than .. |

Determine the magnitude and direction of the components : The beam is subjected to a force F=825 lb in the direction, and is supported by a pin connection at point B and a rope attached through a pin connection at point A. Problem #1: Draw a complete FBD of the beam. |

What is the true interest cost of the commercial paper : The company has a 90 day commercial paper at a 6.50% discount rate. The cost is 0.25% per year. What is the true interest cost of the commercial paper (APY), including the cost of the backup line? |

Find the increase of entropy in the universe : In a heat conductivity experiment, a slab of silicon of thickness 2 x 10^-3m and area of 0.40m^2 seperates condensing steam(lv=540cal/g) at 100 degree C, Find the increase of entropy in the universe during one minute of this experiment |

## What is the total sound power that reaches the wallsA 200 W speaker is playing at full power. The speaker is at the center of a 1 m radius spherical chamber. What is the total sound power that reaches the walls |

## Find the slit widthFind the slit width. compute the coefficient of kinetic friction between the slide and the child. |

## Find the potential energy stored in the springA horizontal block-spring system with the block on a frictionless surface has total mechanical energy E = 49.2 J and a maximum displacement from equilibrium of 0.280 m. |

## Determine the magnitude of the maximum radial accelerationAn athlete rotates a 1.00-kg discus along a circular path of radius 1.04 m, Determine the magnitude of the maximum radial acceleration of the discus |

## Find the velocity of the water in the wider sectionA pipe has a narrow end compared to the other end. The area of the narrow section is one-half the area of the wide section. find the velocity of the water in the wider section |

## Determine the potential difference between the platesThe plates of a parallel-plate capacitor have a separation of 4.04mm , and each has an area of 15.4cm2 . Each plate carries a charge of magnitude 6.65×10?8C, What is the potential difference between the plates |

## What is the vertical component of the velocityA ball is thrown horizontally from the top of a 60.0-m building and lands 100.0 m from the base of the building. Ignore air resistance. (a) How long is the ball in the air? |

## What is the emf induced in the solenoidA constant current of I = 15 A exists in a solenoid whose inductance is L = 42.2 H. The current is then reduced to zero in a certain amount of time. If the current goes from 15 to 0 A in a time of 75 ms, what is the emf induced in the solenoid |

## How far apart are the antinodes in that standing waveTwo speakers emit sound waves with frequency of 418 Hz. They are driven by the same oscillator so that they are in phase with each other. How far apart are the antinodes in that standing wave |

## What is the frequency of the vibrationA 251 kg wooden raft floats on a lake. When a 70kg man stands on the raft, it sinks 4cm deeper into the water. When he steps off, the raft vibrates for a while. |

## How many photons per second are producedIf the power output of a 630 kHz radio station is 50.0 kW, how many photons per second are produced |

## What is the magnitude of the force on the beadWhat is the magnitude of the force on the bead. find the charge of the particle. |

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