A chain consisting of five links, each of mass 0.120 kg, is lifted vertically with a constant acceleration of a = 4.3 m/s2. Consider the force link 3 exerts on link 2. Find the magnitude of this force.

## Compute the centripetal accelerationA wheel has an initial angular velocity of (-24rad/s). If it atteins an angular velocity of (3rad/s) in time of 2 min, copmpute the centripetal acceleration |

## Determine the buoyant force acting on the objectAn object falls off of a pier and into the ocean (sea water) where it displaces a total volume of 1.6 cubic meters of sea water. What is the buoyant force acting on the object |

## What is the relationship between the two massesTwo blocks connected by a massless rope are placed on an inclined plane as pictured on the right. What is the relationship between the two masses in order for the system to not move |

## Calculate what is the frictional force on the boxA 55-kg box rests on a horizontal surface. The coefficient of static friction between the box and the surface is 0.30. What is the frictional force on the box |

## Calculate the distance to the image of the objectThe 50 cm tall object(arrow) is located 75 cm away from the diverging lens plane ( focal length 50 cm). Calculate the distance to the image of the object |

## Find the total work done by the two tugboatsTwo tugboats pull a disabled supertanker. Each tug exerts a constant force of 1.20×106N, What is the total work done by the two tugboats on the supertanker |

## Find the speed of the first particle before the collisionA particle of rest mass 1.10 MeV/c2 and kinetic energy 2.10 MeV collides with a stationary particle of rest mass 2.80 MeV/c2. Find the speed of the first particle before the collision |

## Determine the magnitude of the emf induced in the rodA metal rod with a length of 22.0cm lies in the xy-plane and makes an angle of 37.9 degrees with the positive x-axis, What is the magnitude of the emf induced in the rod |

## Question1a 8kg mass moves in a circular path of 4m radiusquestion1a 8kg mass moves in a circular path of 4m radius on a frictionless horizontal table. it is attached to a |

## Calculate the capacitance of this home-made capacitorPaper has a dielectric constant of K=3.7. Suppose that a typical sheet of paper has a thickness of .030 mm. Calculate the capacitance of this home-made capacitor |

## What is the magnitude of the third forceThree forces act on an object. A 2 N force acts due east and a 3 N force acts due north. If the net force on the object is zero, what is the magnitude of the third force? |

## Find the time for an object dropped from rest to fallThe gravitational acceleration of bodies dropped near the Moon's surface is about 1.6 m/s^2. Find the time for an object dropped from rest to fall 3.0m on the Moon Find the time for an object dropped from rest to fall 3.0m on Earth. |

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