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A train 132 m long passes a telegraph pole in 6 seconds. Find the speed of the train?

170 km/hr
272 km/hr
379.2 km/hr
480 km/hr

Answer:- 1

Explanation:-

Solution:

\begin{aligned} Speed \\ = (\frac{132}{6}) m/sec \\ = (22 \times \frac{18}{5}) km/sec \\ =  79 .2 km/hr \end{aligned}

$\eqalign{ & {\text{Speed}} \cr & {\text{ = }}\left( {\frac{{132}}{6}} \right){\text{m/sec}} \cr & {\text{ = }}\left( {22 \times \frac{{18}}{5}} \right){\text{km/sec}} \cr & {\text{ = 79}}{\text{.2 km/hr}} \cr}$

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", "dateCreated": "7/24/2019 10:09:12 AM", "author": { "@type": "Person", "name": "Nitin Sir" } }, "suggestedAnswer": { "@type": "Answer", "text": "

Solution:

\begin{aligned} Speed \\ = (\frac{132}{6}) m/sec \\ = (22 \times \frac{18}{5}) km/sec \\ =  79 .2 km/hr \end{aligned}

$\eqalign{ & {\text{Speed}} \cr & {\text{ = }}\left( {\frac{{132}}{6}} \right){\text{m/sec}} \cr & {\text{ = }}\left( {22 \times \frac{{18}}{5}} \right){\text{km/sec}} \cr & {\text{ = 79}}{\text{.2 km/hr}} \cr}$ ", "dateCreated": "7/24/2019 10:09:12 AM" } }

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