3 years ago

Railway tracks are laid on large sized wooden sleepers.give reason

2 answers:

6 0

Answer:

rgndorgnodgkdjgkj

Explanation:

vredina [299]3 years ago

5 0

Train tracks use electricity and wood is both safe and a perfect foundation to start the process of building tracks

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$a_{x} =0$ $v_{xo}=100$ $a_{y} =-g$ $v_{yo}=0$

X-direction | Y-direction

$R=x_{o}+ v_{xo} t$ | $y=y_{o}+v_{yo}t+\frac{1}{2}a_{y}t^2$

$75=100t$ | $y=0+0+\frac{1}{2} (9.8)(0.75)$

$\frac{75}{100} =t$ | $y=3.675 m$

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