An air-track glider is attached to a spring. The glider is pulled to the right and released from rest at =0 . It then oscillates with a period of 1.50 and a maximum speed of 58.0 . A What is the amplitude of the oscillation? B What is the glider's position at = 23.0 ?

Find the capacitance of the capacitor in nanofarads : A 18.0 k? resistor and a capacitor are connected in series and then a 12.0 V potential difference is suddenly applied across them. The potential difference across the capacitor rises to 8.76 V in 1.22 µs. (a) Calculate the time constant of the circui.. |

An infinitely long charged wire produces an electric field : An infinitely long charged wire produces an electric field of magnitude 1.17 103 N/C at a distance of 46.4 cm perpendicular to the wire. The direction of the electric field is toward the wire. (a) What is the charge distribution? (b) How many electro.. |

Center of a conducting spherical shell : -5-nC point charge is located at the center of a conducting spherical shell. The shell has an inner radius of 2 m, an outer radius of 4 m, and a charge of +6 nC. (Let the radially outward direction be positive.) |

What is the total net charge of the spherical shell : Consider a hollow spherical conductor with total charge +5e. The outer and inner radii are a and b, respectively. (a) Calculate the charge on the sphere's inner and outer surfaces if a charge of -3e is placed at the center of the sphere. (Use the .. |

What is the amplitude of the oscillation : An air-track glider is attached to a spring. The glider is pulled to the right and released from rest at =0 . It then oscillates with a period of 1.50 and a maximum speed of 58.0 . A What is the amplitude of the oscillation? B What is the glider's po.. |

Magnitude of the electric field at the center of semicircle : There is a uniform charge distribution of ? = 8.12 10-8 C/m along a thin wire of length L = 5.94 cm. The wire is then curved into a semicircle that is centered about the origin, so the radius of the semicircle is R = L/?. Find the magnitude of the el.. |

Imagine sitting on a steadily spinning merry-go-round : Imagine sitting on a steadily spinning merry-go-round, neither speeding up nor slowing down. Like all physics students, you have an identical twin, and your twin is sitting on the merry-go-round, but closer to the center than you. Which of you, if ei.. |

Determine the force exerted by air resistance on the bucket : A fire helicopter carries a 520-kg bucket of water at the end of a 20.0-m long cable. Flying back from a fire at a constant speed of 40.0 m/s, the cable makes an angle of 36.0° with respect to the vertical. Determine the force exerted by air resistan.. |

What is the force of friction between the fridge and floor : The coefficients of kinetic and static friction between a 1000 lb refrigerator and flor are .4 and .45. when at rest the refrigerator is pushed with a horizontal force of 300 lb. what is the force of friction between the fridge and the floor? |

## Find what horizontal distance did the froghopper coverThe froghopper, Philaenus spumarius, holds the world record for insect jumps. What horizontal distance did the froghopper cover for this world-record leap |

## Find the value of the eccentricity of the orbitSuppose that the Earth's orbit around the Sun is perfectly circular. Employing conservation arguments, find the value of the eccentricity e of the orbit |

## Whit is the orbital speed of the space stationThe international space station is orbiting at an altitud of 370km above earth's surface. The mass of the earth is 6x10^24kg, Assuming a circualr orbit, whit is the orbital speed of the space station |

## Explain how much force must you exert to keep pole motionYou place one end of the pole on a fence post and hold the other end of the pole 35 from its tip. Explain how much force must you exert to keep the pole motionless in a horizontal position |

## Compute the impulse on the ballA baseball batter swings the bat and applies a force of 36.38 N to the ball for a time of 0.31 s. what is the impulse on the ball |

## What is the rotational kinetic energy of solid bowling ballA solid bowling ball with a radius of 10.9 cm and a mass of 7.3 kg rolls along a bowling alley at a linear speed of 2.4 m/s |

## How much work is done by a person lifting a objectHow much work is done by a person lifting a 2.0-kg object from the bottom of a well at a constant speed of 2.0 m/s for 5.0 s |

## Determine the temperature of the bloodBlood can carry excess energy from the interior to the surface of the body, where the energy is dispersed in a number of ways. determine the temperature of the blood |

## What impulse did he imply on the ballA tennis player hits a 1.45 kg tennis ball with a racket of mass 2.5 kg. what impulse did he imply on the ball |

## How much heat is necessary to boil all the water awayA pot containing 1.07 liter of water, initially at 23°C, is placed on a 1071 W electric heating element. How much heat is necessary to boil all the water away |

## What is the average induced emfA 45 cm diameter circular loop of wire is in a 0.525 T magnetic field oriented perpendicular to the plane of the loop. what is the average induced emf |

## How much does the cable elongateA 290-kg chandelier is suspended from vertical steel cable. The cable is 7.9m long. How much does the cable elongate |

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