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You are riding your bicycle directly away from a stationary source of sound and hear a frequency that is 2.6% lower than the emitted frequency. If the speed of sound is 342 m/s, what is your speed?
Consider the collision between two hockey pucks in the figure below. They do not stick together. What is the final velocity of the other puck
Block A with mass 4 kg travels with speed vi=3 m/s on a smooth horizontal surface and collides with a stationary block B whose mass is 4 kg. How much kinetic energy was lost in the collision
In a laboratory experiment, a Physics Major is given a stopwatch. a meterstick, and a simple pendulum, what value will he obtain for the acceleration due to gravity
A block of mass 2.90 kilogram is pushed 2.60 meter along a frictionless horizontal table by a constant 16.0 Newton force directed 27.0 degree below the horizontal. Find the work done on the block by the applied force
A gamma ray photon produces an electron-positron pair each with a kinetic energy of 210 KeV. What was the energy and wavelength of the photon
The moon has a mass of 7.36 1022 kg and moves about the earth in a circular orbit of radius 3.80 108 m with a period of 27.3 days. Find the moon's kinetic energy as observed on earth
question a wheel centered at the origin turns through a displacement of -8.00 radians. a bug riding on the wheel rim
A parallel plate capacitor is made with rectangular 50.0cm x 42.0cm plates seperated by a vacuum gap, find the capacitance between the two plates without knowing either the charge (Q) or the distance between the two plates (d)
The 1992 wold speed record for a bicycle (human powered vehicle)was set by Chris Huber. His time through the measured 200 m stretchwas was a sizzling 6.509 s, at which he commented, "Cogito ergozoom!"
A dentist's drill starts from rest. After2.90s of constant angular acceleration it turns at a rate of2.2104rev/min. Find the drill's angular acceleration
A 255-kg box is being pushed on a surface at a constant velocity using a force F=200 N as shown at right. What is the coefficient of friction between the box and the surface
A rod of mass m =0.59 kg and length L=35cm rotates about an axis during one end that is perpendicular to the rod. Compute the rotational inertia of this object. If the object is accelerated from rest with a torque of 1.2 N/m about the same axis, how ..
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