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 following as necessary: e.) qa = qb = (b) What is the total net charge of the spherical shell? (Use the following as necessary: e.) Qtotal =

## Calculate the change in internal energy of the systemA cylinder which is in a horizontal position contains an unknown noble gas at 5.26 Ã- 104 Pa and is sealed with a massless piston. calculate the change in internal energy of the system |

## Find the change in body volumeA person can change the volume of his body by taking air into his lungs. The amount of change can be determined by weighing the person under water. Find the change in body volume |

## Find how much kinetic energy would it haveSuppose a spacecraft of mass 28000kg is accelerated to 0.25c, How much kinetic energy would it have |

## Find the electron speed just before electron strikes screenIn a television picture tube, electrons strike the screen after being accelerated from rest through a potential difference of 20000 V. find the electron speed just before the electron strikes the screen |

## What is an acceleration of his headYou and a friend each drive 67 km. You travel at 88.1 km/h, your friend at 952.6 km/h. How long would your friend wait for you at the end of the trip. |

## Find out the electric potential at points a and bTwo charges, q1 = -80 nC and q2 = +50 nC are placed 3 m apart as shown. The (x,y) coordinates of the charges and two other points in meters are indicated. Find out the electric potential at points A and B |

## Compute the mass of given planetPlanet Z is 1.00×104km in diameter. The free-fall acceleration on Planet Z is 10.0m/s2. What is the mass of Planet Z |

## What was the change in velocity of the busA bus was initially traveling with a velocity of 50 km/hr east. Later it was observed traveling with a velocity of 100 km/h north. What was the change in velocity of the bus |

## What is the speed and water pressure at the second floorA water pipe having a 2.9 cm inside diameter carries water into the basement of a house at a speed of 0.87 m/s and a pressure of 174 kPa, What is the speed and water pressure at the second floor |

## What is the kinetic energy stored in the flywheelA car is designed to get its energy from a rotating flywheel with a radius of 2.25 m and a mass of 525 kg. What is the kinetic energy stored in the flywheel |

## Calculate the velocity of the center of mass of the pairIf a particle of mass 4.9 kg is moving east at 10 m/s and a particle of mass 19 kg is moving west at 10 m/s, what is the velocity of the center of mass of the pair |

## What force is exerted on this segment of wireIf you run the wire between the poles of a strong horseshoe magnet, subjecting 5.00 cm of it to a 1.75 T field (perpendicular to the wire), what force is exerted on this segment of wire |

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