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A rail road crossing barricade

A rail road crossing barricade has a counter weight, what is the mail purpose of the counter weight?
1. 7 answers
2. asked by Linda Emory
3. 119 views
A mag lev train traveling at 180 m/s towards a rail way crossing sounds its horn with a wavelength of 0.20 m. What is the
1. 1 answer
2. asked by Steve
3. 426 views
Which transportation system is best used to transport people and goods to remote inland areas? railrail air air road road
1. 5 answers
2. asked by sui
3. 58 views
hich method of transportation is most accessible in rural areas?(1 point)Responses road road rail rail air air maritime
1. 1 answer
2. 52 views
Which mode of transportation is best for ensuring fastest delivery?(1 point)Responses road road air air rail rail maritime
1. 1 answer
2. asked by A_<3
3. 46 views
Which mode of transportation is best for ensuring fastest delivery?(1 point)Responses air air road road rail rail maritime
1. 1 answer
2. asked by qr3ty
3. 66 views
Which transportation system is best used to transport people and goods to remote inland areas?(1 point)Responses road road rail
1. 1 answer
2. 45 views
Which transportation system is best used to transport people and goods to remote inland areas?(1 point)Responses road road air
1. 1 answer
2. asked by nuh uhh
3. 64 views
Which type of transportation system is best for moving a large amount and wide variety of goods?(1 point)Responses rail rail air
1. 1 answer
2. asked by ..
3. 52 views
Which transportation system is best used to transport people and goods to remote inland areas?(1 point)Responses road road rail
1. 1 answer
2. 32 views