An air-track glider attached to a spring oscillates between the 16.31 cm mark and the 51.41 cm mark on the track. The glider completes 11.95 oscillations in 24.86 s. What is the maximum speed of the glider in cm/s?

## Explain the net force exerted on the skierAn underwater diver sees the sun 50 degrees above horizontal. How high is the sun above the horizon to a fisherman in a boat above the driver. |

## What is the magnitude of the force on the electronA very long solenoid of circular cross section with radius r= 5.4cm has n= 86.0 turns/cm of wire. An electron is sitting outside the solenoid, at a distance r= 5.90 cm from the solenoid axis. What is the magnitude of the force on the electron whil.. |

## Where is the new waterline mark located on hull of the boatAn empty boat is placed in a freshwater lake and a mark is painted on the hull at the waterline, a line corresponding to the surface of the water when the vessel is floating upright, where is the new waterline mark located on hull of the boat |

## Find out the effective coefficient of kinetic frictionThe potter can stop the wheel in 7.0 s by pressing a wet rag against the rim and exerting a radially inward force of 68 N. Find out the effective coefficient of kinetic friction between the wheel and the wet rag. |

## What is the torque on the pipeIf a pipe wrench of length 18 cm is positioned vertically on pipe, with the handle pointing up, and a force of 150 N, what is the torque on the pipe |

## Determine initial projectile velocityExplain any advantages in using Conservation of Energy method to determine initial projectile velocity |

## What is the charge on eachA force vector points at an angle of 50.6° above the +x axis. It has a y component of +280 newtons. Calculate the magnitude of the force vector. |

## What is its power in dioptersSunlight is observed to focus at a point 18.5cm behind a lens. What is its power in diopters |

## How far from the base of the cliff will milada hit groundTwo cicadas, Chirpy and Milada, jump from the top of a vertical cliff. Chirpy just drops and reaches the ground in 3.10 , while Milada jumps horizontally with an initial speed of 98. |

## Find the direction of the electric field and explainAt a particular instant of time a light beam traveling in the positive x direction, find the direction of the electric field and explain |

## What is the arrow''s initial velocityThis time, William Tell is shooting at an apple that hangs on a tree . The apple is a horizontal distance of 20.0m away and at a height of 4.00m above the ground, what is the arrow's initial velocity |

## Conversions of unitPerform the following unit conversions for parts (A) in the table below (B) through. Show your work using a step-wise approach. |

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