Obtain the speed of the train

Assignment Help Physics
Reference no: EM13679495

An alert physics learner stands beside the tracks as a train rolls slowly past. He notes that the frequency of the train whistle is 464 Hertz when the train is approaching him and 452 Hertz when the train is receding from him. Using these frequencies, obtain the speed of the train.

_________m/s

Reference no: EM13679495

Questions Cloud

Find what the highest resonant frequency that can be heard : A 54 centimeter guitar string under a tension of 50.000 Newton has a mass per unit length of 0.10000 g/cm. Find what is the highest resonant frequency that can be heard by a person
What is the velocity of block of mass m after collision : A block of mass m and initial speed collides elastically with a block of mass 2m which is initially at rest. Assuming the positive direction is to the right and that there is no friction between the surface and the blocks, what is the velocity of the..
Obtain what oscillator frequency will set up a standing wave : A stretched string of length L is observed to vibrate in five equivalent segments when driven by a 724 Hertz oscillator. Find what oscillator frequency will set up a standing wave
The potential difference among the plates of a capacitor : The potential difference among the plates of a capacitor is 170 V. Midway between the plates; a proton and an electron are released. The electron is released from rest. The proton is projected perpendicularly toward the negative plate with an initial..
Obtain the speed of the train : An alert physics learner stands beside the tracks as a train rolls slowly past. obtain the speed of the train
The potential difference among the plates of a capacitor : The potential difference among the plates of a capacitor is 170 V. Midway between the plates; a proton and an electron are released. The electron is released from rest. The proton is projected perpendicularly toward the negative plate with an initial..
Find what wavelength is detected by a person : A commuter train passes a passenger platform at a constant speed of 39.9 m/s. The train horn is sounded at its characteristic frequency of 320 Hertz. Find what wavelength is detected by a person on the platform as the train approaches
The outstanding voting common stock of rubins corp : The outstanding voting common stock of Rubins Corp
Distinguish between craft unions and industrial unions : Distinguish between craft unions and industrial unions.

Reviews

Write a Review

Physics Questions & Answers

  Weight and anydistance-length measurements required

A cart is placed on an inclined plane (a wooden board which is seton an angle) and attached to a pulley by a rope at the end of thewooden board. On the other side of the rope, hanging below theinclined plane is a weight.

  Find the angular velocity

A good example of rotational motion is a ceiling fan. Assume the fan is rotating at a constant angular velocity of 100 rpm. Find the angular velocity

  What must be the speed of a particle

A velocity selector has a magnetic field of magnitude 0.32 T perpendicular to an electric field of magnitude of 0.34 MV/m. What must be the speed of a particle for it to pass through undeflected

  Compute what is the oscillator frequency

In a certain cyclotron a proton moves in a circle of radius0.800 m. The magnitude of the magneticfield is 1.10 T. What is the oscillator frequency

  A particle of rest mass mo with kinetic energy 15moc2 makes

a particle of rest mass mo with kinetic energy 15moc2 makes a perfectly inelastic collision with an identical particle

  The drawing shows a straight wire carrying a current

The drawing shows a straight wire carrying a current I.Above the wire is a rectangular loop that contains a resistorR. If the current I is decreasing in time, whatis the direction of the induced current through the resistorR — left-to-right or rig..

  How long is the wire

A tungsten wire has a radius of 0.089 mm and is heated from 20.0 to 1362 oC, When 100 V is applied across the ends of the hot wire, a current of 1.8 A is produced

  Determine how much work did the carpenter do

A carpenter carries his 8kg toolbox at constant speed up 2 flights of stairs, each 3m high, in one minute. How much work did the carpenter do in carrying the toolbox up 2 flights

  Define two events and then apply the lorentz transformation

A spaceship of length L moves with a speed 7c/12 with respect to the ground. A ball is thrown from the back of the ship to the front. The speed of the ball with respect to the ship is c/3. Apply the Lorentz transformations to find:

  Obtain the energy stored in the capacitor

A parallel plate capacitor is made of two 5cm x 5cm square plates that are separated by .012mm. The plates are charged to plus and minus 9.8nC each. What is the energy stored in the capacitor

  Find the approximate value of the effective spring stiffness

A hanging iron wire with diameter 0.15 cm is initially 2.4 m long. When a 184 kg mass is hung from it, Find the approximate value of the effective spring stiffness of the interatomic force

  What is the force which must be exerted on block

The surface between a 12kg block , the 16kg wedge and between 16 kg wedge and the horizontal plane are smoothe, What is the force F which must be exerted on the 16 kg block in order that the 12 kg block

Free Assignment Quote

Assured A++ Grade

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