An 8.70-kg block slides with an initial speed of 1.56m/s up a ramp inclined at an angle of 27.4 degrees with the horizontal. The coefficient of kinetic friction between the block and the ramp is 0.62. Use energy conservation to find the distance the block slides before coming to rest.

Determine the electric flux in cylindrical coordinates : Cylindrical surfaces rho=1,2,3 cm have uniform surface charge densities of 20, -8, and 5 nC/m^2 respectively. The material between the first two surfaces is mica (dielectric constant = 5.4). The material between the remaining surfaces is free space. .. |

Ratio of its rotational and translational kinetic energies : A baseball (mass 0.14 kg, radius 3.7 cm) is spinning with an angular velocity of 45 rad/s. If the baseball has a linear speed of 38 m/s, what is the ratio of its rotational and translational kinetic energies? |

How much is the change of entropy : If I have a box with a movable divided and ideal gas inside, and I have Pleft greater than Pright, therefore the movable divided moves to change the volume so that pressure is in equilibrium, then how much is the change of entropy? |

Find the pressure difference between the top and bottom : A 77cm tall graduated cylinder is filled with 29cm of glycerin (density 1260 {kg/m3) and 48cm of water. Find the pressure difference between the top and bottom |

Find the distance the block slides before coming to rest : An 8.70-kg block slides with an initial speed of 1.56m/s up a ramp inclined at an angle of 27.4 degrees with the horizontal. The coefficient of kinetic friction between the block and the ramp is 0.62. Use energy conservation to find the distance the .. |

A pendulum consists of a small object hanging : A pendulum consists of a small object hanging from the ceiling at the end of a string of negligible mass. The string has a length of 0.76 m. With the string hanging vertically, the object is given an initial velocity of 2.8 m/s parallel to the ground.. |

Dimensional energy-what is the lowest-energy photon : Nine electrons are injected into a one-dimensional energy well with a width of 2 nm. (a) What will be the quantum numbers and energies of each of the nine electrons? (b) What is the lowest-energy photon that can now be absorbed by electrons in this e.. |

Certain substance has a dielectric constant : A certain substance has a dielectric constant of 2.8 and a dielectric strength of 18.0 MV/m. If it is used as the dielectric material in a parallel-plate capacitor, what minimum area should the plates of the capacitor have to obtain a capacitance of .. |

Unstretched length to keep block from moving down the plane : A block with mass m1 = 9.4 kg is on an incline with an angle ? = 33.0° with respect to the horizontal. For the first question there is no friction between the incline and the block. When there is no friction, the magnitude of the acceleration of t.. |

## What is the force on the windowA window in a house is rectangular, with height 49 cm and width 29 cm. What is the force on the window |

## Question1a 100-kg athlete is performing vertical leap toquestion1a 100-kg athlete is performing vertical leap to test his leg strength. he leaves ground at 3.20 ms zooms |

## What is the fluid speed at a locationAn incompressible fluid flows steadily through a pipe that has a change in diameter. The fluid speed at a location where the pipe diameter is 8 cm is 1.28 m/s. What is the fluid speed at a location where the diameter has narrowed to 4.00 cm. |

## Find now entropy in the initialConsider two systems, each containing an ideal gas with N particles kept at the same temperature, but different pressures P1 and P2. After reservoirs are combined together what is the change of the entropy? Try to solve this problems in few steps:.. |

## Calculate the drift speed of the electrons in the wireAn aluminum wire having a cross-sectional area equal to 4.90 10-6 m2 carries a current of 8.00 A. Find the drift speed of the electrons in the wire |

## What is the increase in the temperature of the brakesA 2000 kg car is traveling at a constant 15.0 m/s down a long mountain grade of 2.0%. The mountain road is 5.0 km long. What is the increase in the temperature of the brakes |

## Find the balls final speedA 120g ball moving at 0.50 m/s in the + x direction is subject to a 0.25 N force in the - y direction for 2.5 s, Find the balls final speed |

## What frequency does a person in the car hearFred and Barney are two electric charges that are to begin with held 1 meter apart and experience an electric repulsion of 10 pounds of force. What would be the force of repulsion between them be if the two were moved closer together so that they .. |

## Find the magnitude and direction of the total electric fieldTwo point charges are placed on the x-axis. Charge Q1=+3 microC at x==-6cm and charge Q2=+3microC at x=+6cm. Find the magnitude and direction of the total electric field at point P |

## Determine how many bulbs are connectedA battery has an internal resistance of 0.74. A number of identical light bulbs, each with a resistance of 27.380, How many bulbs are connected |

## What magnitude f is required for the forceA luge and its rider, with a total mass of 90 kg, emerge from a downhill track onto a horizontal straight track with an initial speed of 38 m/s. If a force slows them to a stop at a constant rate of 1.4 m/s2. |

## Using the rayleigh criterionUsing the Rayleigh criterion, one concludes that using fixed wavelength light that it is not possible to resolve details less than about |

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd