An object 3.25 cm high is placed 18.7 cm in front of a convex mirror with radius of curvature of 8.35 cm. Where is the image formed?

distance _______cm

Difference between the angular speeds of wheels on the left : The differential gear of a car axle allows the wheel on the left side of a car to rotate at a different angular speed than the wheel on the right side. A car is driving at a constant speed around a circular track on level ground, completing each l.. |

Calculate the temperature of the well water : The water in a deep underground well is used as the cold reservoir of a Carnot heat pump that maintains the temperature of a house at 299 K. Determine the temperature of the well water |

What latitude is tangential speed-person living in ecuador : The earth has a radius of 6.38 x 106 m and turns on its axis once every 23.9 h. (a) What is the tangential speed (in m/s) of a person living in Ecuador, a country that lies on the equator? (b) At what latitude (i.e., the angle in the figure, in degre.. |

Evaluate the surface area of the filament : The filament of a light bulb has a temperature of 2.85E+3 °C and radiates 40 watts of power. The emissivity of the filament is 0.344. Find the surface area of the filament |

Estimate where is the image formed : An object 3.25 cm high is placed 18.7 cm in front of a convex mirror with radius of curvature of 8.35 cm. Where is the image formed |

What is the x-component of the net torque on the disk : A uniform disk with mass m = 9.09 kg and radius R = 1.37 m lies in the x-y plane and centered at the origin. Three forces act in the +y-direction on the disk: 1) a force 317 N at the edge of the disk on the +x-axis, 2) a force 317 N at the edge of.. |

Evaluate how much work is done by the rope on the sledge : A sledge loaded with bricks has a total mass of 18.1 kg and is pulled at constant speed by a rope inclined at 20.8° above the horizontal. What is the mechanical energy lost due to friction |

Explain the concentration of the highlighted molecule : In the following buffer system, what happens to the concentration of the highlighted molecule if you add base in the form of OH-. HF + NaF + H2O F- + H3O+ + Na+ |

Velocities of each ball if collision is perfectly inelastic : Ball 1, with a mass of 150g and traveling at 10.0m/s , collides head on with ball 2, which has a mass of 300g and is initially at rest. What are the final velocities of each ball if the collision is perfectly elastic? What are the final velocities of.. |

## What is the rms value of the electric fieldThe cylindrical beam of a 80.0 mW laser is 0.80 cm in diameter. What is the rms value of the electric field |

## Find minimum speed must he achieve to clear the canyonA daredevil jumps a canyon 9.6 m wide. To do so, he drives a car up a 18° incline. What minimum speed must he achieve to clear the canyon |

## What is the magnitude of the centripetal forceA 0.25kg ball moving in a circle at the end of a string has a cantripetal acceleration of 4 m/s^. What is the magnitude of the centripetal force |

## Find which energy is greaterA 1.0E-6 F capacitor has a charge of 10.0 microC. It is connected to a 1.0 H inductor at t=0. Which energy is greater |

## Calculate the net forceThree point charges are located on the positive x-axis of a coordinate system. Charge q1 = 2.0 nCis 2.0 cm from the origin, What is the net force |

## Specific volume [ft^3/lbm] at the final state of tankSpecific volume [ft^3/lbm] at the final state of tank |

## Suppose that the trampoline obeys hookes lawHow far would trampoline stretch if the performer stands still on it while taking a bow. |

## Find the average horizontal force exerted by the groundFind the average horizontal force exerted by the ground on the feet of a sprinter of mass 44.1 kg who accelerates from rest to a speed of 12.4 m/s in a time interval of 1.00 s |

## Estimate what is the mass of the objectThe electric field between the plates of a parallel-plate capacitor is horizontal, uniform and has a magnitude E. What is the mass of the object |

## What is the number of moles in the gass sampleA sample of a gas occupies 5.25 m^3 at an absolute pressure of 1.00atm & temp of 20 degrees C: what is the number of moles in the gass sample |

## Find how many lines per centimeter does the grating haveThe light shining on a diffraction grating has a wavelength of 463 nm (in vacuum). How many lines per centimeter does the grating have |

## Q1 what temperature change would reason a 020 enhance inq1. what temperature change would reason a 0.20 enhance in the volume of a quantity of water that was at first at 20 |

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