Q1. A proton orbits a long charged wire, making 1.50 times 10^ {6} revolutions per second. The radius of the orbit is 1.60 cm. What is the wire's linear charge density?

Q2. A rock stuck in the tread of a 59.0--diameter bicycle wheel has a tangential speed of 3.00. When the brakes are applied, the rock's tangential deceleration is 1.60.

Q3. The top of Mt. Everest is 8750 m above sea level. Assume that sea level is at an average Earth radius of 6.38×10^6 m. What is the magnitude of gravitational acceleration at the top of Mt. Everest? Mass of the Earth is 5.97×10^24 kg.

When the electron is released from rest at point b : A ship sets out to sail to a point 148 km due north. An unexpected storm blows the ship to a point 148 km due east of its starting point. (a) How far (in km) and (b) in what direction (as an angle from due east, where north of east is a positive angl.. |

What is flux through the hoop : A 430 microF capacitor is charged to 245 V. after that a wire is connected between the plates. How many joules of thermal energy are produced as capacitor discharges if all of the energy that was stored goes into heating the wire. |

Passengers is subjected to the greatest acceleration forces : Points A and B have electric potentials of 320 and 160, respectively. When an electron released from rest at point A arrives at point C, its kinetic energy is. |

Is the cyclist ahead of or behind the car : What is the distance between the particles at this time? The Coulomb constant is 8.95755 × 109 N • m2/C2, the elemental charge is 1.6721 × 10-19 C, and the acceleration due to gravity is 9.8 m/s2. |

What is the wire''s linear charge density : The top of Mt. Everest is 8750 m above sea level. Assume that sea level is at an average Earth radius of 6.38×10^6 m. What is the magnitude of gravitational acceleration at the top of Mt. Everest? Mass of the Earth is 5.97×10^24 kg. |

What is the highest point he reaches above the water : A cannonball shot with the initial velocity of 129 m/s at an angle of 36° follows a parabolic path and hits a balloon at the top of its trajectory. Neglect air resistance, how fast is the cannonball going as it hits the balloon. |

The vertical and horizontal components of the submarine : The sport with the fastest moving ball is jai alai, where measured speeds have reached 303km/h. If a professional jai alai player faces a ball at that speed and involuntarily blinks, he blacks out the scene for 100ms. How far does ball move throughou.. |

What is the potential difference between the plates : Two 18 cm diameter charged disks face each other, 25 cm apart. Both disks are charged to - 30 nC. What is the electric field strength at the midpoint between two disks. |

Calculates its orbital speed : A car travelling at 37 {rm m/s} runs out of gas while travelling up a 7.0{rm ^ {circ}} slope. How far would it coast before starting to roll back down. |

## What are the maximum and minimum magnitudesAfter falling from rest from a height of 35 m, a 0.58-kg ball rebounds upward, reaching the height of 26 m. If the contact between ball and ground lasted 2.5 ms, what average force was exerted on ball. |

## What is the terminal voltage of the batteryThe loaded cab of an elevator has a mass of 3.0 x 10^3 kg and moves 145 m up the shaft in 23 s at constant speed. At what average rate does the force from the cable do work on the cab. |

## What is the mass of this objectAn object with a net charge of 44 µC is placed in a uniform electric ?eld of 554 N/C, directed vertically. The acceleration of gravity is 9.81 m/s^2. What is the mass of this object if it ?oats in this electric ?eld? |

## What is the speed of five-car trainA man pushes a lawn mower on a level lawn with a force of 186 N. If 35 percent of this force is directed downward, how much work is completed by the man in pushing the mower 6.5 m. |

## What is coefficient of friction between chair and floorWhat is coefficient of friction between chair and floor |

## Calculate the initial lengths of rods a and b in rod cA 25- sample of an ideal gas with is at 250 and 50. The gas is compressed isothermally to one-third of its original volume, then heated at constant volume until its state lies on the adiabatic curve that passes through its original state, and then al.. |

## What is the wavelength of these gamma raysA child slides down a slide with the 29 degree incline, and at the bottom her speed is precisely half of what it would have been if the slide had been frictionless. Compute the coefficient of sliding between the child and the slide. |

## Find amplitude to drop to half its initial valueHow long does it take for amplitude to drop to half its initial value . How long does it take for mechanical energy to drop to half its initial value. |

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