Obtain how long does it take to increase the speed of train

Assignment Help Physics
Reference no: EM13661868

A freight train has a mass of 1.8 x 107 kg. If the train can exert a constant pull of 7.8 x 105N, find how long does it take to increase the speed of the train from rest to 74 km/h?

Reference no: EM13661868

Questions Cloud

Find your average velocity for the entire trip : You drive on Interstate 10 from San Antonio to Houston, half the time at 57 km/h and the other half at 82 km/h. Find your average velocity for the entire trip
Calculate the force of attraction which earth exerts on body : Calculate the force of attraction which the earth exerts on a body of mass 1 kilogram at the distance of the moon (3.84 x 10^8m). The radius of the earth is 6.35 x 10^6 meter
Find what acceleration is produced : A 11.0 kilogram object undergoes an acceleration of 1.5 m/s2. find what acceleration is produced
Find the work done on the plane by the catapult : A fighter plane is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. Find the work done on the plane by the catapult
Obtain how long does it take to increase the speed of train : A freight train has a mass of 1.8 x 107 kg. If the train can exert a constant pull of 7.8 x 105N, find how long does it take to increase the speed of the train
Find the acceleration of the machine while in motion : A child pushes a 5 kilogram machine along a horizontal floor with a force, P, which makes an angle, theta=30o below the horizontal. find the acceleration of the machine while in motion
Find the minimum string tension needed to move the block : A 2.2 kilogram steel block is at rest on a steel table. A horizontal string pulls on the block. Find the minimum string tension needed to move the block
Determine the power loss due to resistive losses : One wire in a high voltage transmission line carries 1000 Amp starting at 500 kV for a distance of 300 meter. determine the power loss due to resistive losses
Find the volume of the non primitive unit cell of titanium : The crystal structure of titanium is HCP with a=0.285 nm. Use the hard sphere model of the HCP unit cell. Find the volume of the non primitive unit cell of titanium

Reviews

Write a Review

Physics Questions & Answers

  How the electrons are filled in these energy levels

Describe what happens (in terms of the electron wave functions) when you bring together a bunch of copper atoms to form a solid block of copper, how the electrons are filled in these energy levels

  How far was the spring compressed

A 3.5 kg block is released from a compressed spring whose spring constant is 640N/m. After leaving the spring at the spring’s relaxed length, the block travels over a horizontal surface by a coefficient of friction of 0.25, for distance of 7.8mcoming..

  How far are the runners from the flagpole when they meet

Runner A is initially 1.0 mi west of a flagpole and is running with a constant velocity of 8.0 mi/h due east. How far are the runners from the flagpole when they meet

  A boat moves through the water of a river

A boat moves through the water of a river at 10.0 m/s relative to the water, regardless of the boat's direction. If the water in the river is flowing at 1.5 m/s, how long does it taket he boat to make a round trip consisting of a 300 m displacemen..

  Find angle between proton velocity and direction of field

A proton is moving through a magnetic field of strength 2 kT with a speed of 2.5*10^8 m/s, what is the angle between the proton's velocity and the direction of the field

  How long did the second persons slide take

What friction torque is required to reduce its angular speed from 80.0 to 51 in 27.

  Calculate the final linear velocity of the person

Suppose a 0.250-kg ball is thrown at 15.0 m/s to a motionless person standing on ice who catches it with an outstretched arm, Calculate the final linear velocity of the person

  What is ex the x-component of the electric field at point p

two coaxial cylindrical conductors . the inner cylinder has radius a 2 cm length 10 m and caries a total charge of

  An infinitely wide and an infinitely thin insulating plane

an infinitely wide and an infinitely thin insulating plane has a uniform surface charge density of 3.5 ncm2. what are

  How many lines per centimeter does the grating have

The light shining on a diffraction grating has a wavelength of 457 nm (in vacuum). How many lines per centimeter does the grating have

  Calculate the gravitational force on the satellite

A satellite of mass M = 270kg is in circular orbit around the Earth at an altitude equal to the earth's mean radius (6370 km). What is the gravitational force on the satellite

  An object weighs 30 n how would you explain this statement

an object weighs 30 n. how would you explain this statement according to what you know about mass and acceleration due

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