Compare the probabilities for an oscillating particle in its ground state to be found in a small interval of width dx at the center of the well and at the classical turning points.

Emf device is placed across two resistors in series : When a 23.0-V emf device is placed across two resistors in series, a current of 14.0 A is flowing in each of the resistors. When the same emf device is placed across the same two resistors in parallel, the current through the emf device is 61.0 A. Wh.. |

What is the expansion coefficient of the combined rod : An aluminum rod 10.0cm long and a steel rod 80.0cm long are combined to form one rod with a total length of 90.0cm. The initial temperature of both rods is 15 degrees celcius. The expansion coefficient of aluminum is 2.4*10^5 and the expansion coeffi.. |

What is the magnitude of the centripetal acceleration : A discus thrower (with arm length of 1.2 m) starts from rest and begins to rotate counterclockwise with an angular acceleration of 1.8 rad/s2. (a) How long does it take the discus thrower's speed to get to 3.5 rad/s? |

Calculate the change in electric potential energy of system : Two particles each with charge +1.86 µC are located on the x axis. One is at x = 1.00 m, and the other is at x = ?1.00 m. (a) Determine the electric potential on the y axis at y = 0.320 m. .... kV (b) Calculate the change in electric potential energy.. |

Compare the probabilities for an oscillating particle : Compare the probabilities for an oscillating particle in its ground state to be found in a small interval of width dx at the center of the well and at the classical turning points. |

Friction between cannon and the ground : A cannon with a mass of 115 kg shoots a cannonball with a mass of 8 kg. If the speed of the cannon ball as it leaves the cannon is 185 m/s,what is the speed of the cannon at that time??(assume cannon is initially at rest,not fastened down in any way,.. |

What are the x n y component of their final velocity : An 80 kg hockey player is gliding down the ice with a velocity of 7.5 m/s in +ve x directon.he is hit by a defensive player of mass 105 kg ans an initial velocity of 4.5m/s in -ve y direction.if the players experience a completely inelastic collision.. |

Diffraction grating-what angle will second order peak occur : A diffraction grating with 300 lines per mm is used in an experiment to study the visible spectrum of a gas discharge tube. At what angle from the beam axis will the first order peak occur if the tube emits light with wavelength of 500.7 nm? At what .. |

What is the minimum thickness of coating : What is the minimum thickness of coating which should be placed on a lens in order to minimize reflection of 646 nm light? The index of refraction of the coating material is 1.32 and the index of the glass is 1.57. |

## Calculate the inductance of a solenoidCalculate the inductance of a solenoid that is 1.0 cm long and 3.2 mm in diameter, with 210 turns of wire |

## Find the horizontal tension in the wireA 12.0 kg box resting on a horizontal, frictionless surface is attached to a 5.00 kg weight by a thin, After the system is released, find the horizontal tension in the wire |

## Calculate the height of the cliffA stone is dropped from a cliff; 2.47 s later another stone is thrown downward with an initial speed of 35 m/s. Find the height of the cliff |

## What is the force constant of the springA small sphere of charge q1 = 0.848 µC hangs from the end of a spring as in figure (a). When another small sphere of charge q2 = ?0.594 µC is held beneath the first sphere as in figure (b), the spring stretches by d = 3.18 cm from its original length.. |

## What is the minimum thickness of the coatingA steel cable with total length 20 m and mass 100 kg is connected to two poles. The tension in the cable is 2,000 N, and the wind makes the cable vibrate with a frequency of 2 Hz. compute the wavelength of the resulting wave on the cable. |

## Find out the velocity of the plane relative to the earthFind out the velocity of the plane relative to the earth. |

## What is the smallest value of the timeAccording to Equation 20.7, an ac voltage V is given as a function of time t by V = V0sin(2?f t), what is the smallest value of the time at which the voltage equals one-fourth of the peak value |

## Calculate the acceleration of the boxA 12.0 kg box is pulled along a horizontal surface by a force Fp at a 30° angle above the horizontal. Calculate the acceleration of the box assuming a force of magnitude 45 N is applied at the 30° angle |

## Calculate the magnetic forece on the protonA uniform magnetic field of magnitude B= 1.2 teslas is directed toward the bottom of the page in the -y direction as shown above. At time t=0, a proton p in field is moving in the plane of the page with a speed v0= 4 x 10^7 meters per second in a .. |

## Question1in an xray tube electrons are accelerated in aquestion1in an xray tube electrons are accelerated in a uniform electric field and then strike a metal target. assume |

## Q1 a helicopter is ascending vertically with a speed of 557q1. a helicopter is ascending vertically with a speed of 5.57. at a height of 124 above the earth package is dropped |

## What is the volume flow rate during the squirtA child's water pistol shoots water through a 1.0mm -diameter hole. What is the volume flow rate during the squirt |

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