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The rails on a railroad

Why did the building of the Transcontinental Railroad have to be shelved for a few years?Iron rails rusted, and the wait for
1. 1 answer
2. asked by Michael
3. 685 views
The rails on a railroad are 30 feet long. As the train passes over the point where the rails are joined, there is an audible
1. 3 answers
2. asked by Gaurav
3. 1,070 views
When railroad tracks are installed, gaps are left between the rails. Each steel rail is 8.0m long and has a cross-sectional area
1. 0 answers
2. asked by Wendi
3. 588 views
A railroad is laid so that there is no stress in the rails at 20 degrees celcius. Calculate the stress in the rails at -6
1. 4 answers
2. asked by Claire
3. 586 views
Steel rails for a train track are laid in a region subject to extremes of temperature. The distance from one juncture to the
1. 1 answer
2. asked by itufizik
3. 873 views
A metal bar with a length of 0.30 m and mass of 0.5 kg is free to slide (no friction) on a set of vertical rails. The rails and
1. 1 answer
2. asked by Rich
3. 801 views
Read the excerpt from song, “Brother, Can You Spare a Dime?”Once I built a railroad, made it run, Made it race against time.
1. 7 answers
2. 36 views
Read the sentence:Henry could see the entire park while riding the monorail. A monorail has * four rails. many rails. one rail.
1. 1 answer
2. 60 views
A 0.480 kg, 37.5 cm long metal rod is sliding down two metal rails that are inclined 42 degrees to the horizontal. The rails are
1. 0 answers
2. asked by LS
3. 729 views
An infinitely long wire carries a current I=100A. Below the wire a rod of length L=10cm is forced to move at a constant speed
1. 0 answers
2. asked by JuanPro
3. 706 views