Question

A light rail commuter train accelerate decorative 1.15 m/s squared. How long does it take to reach its top speed of 85 km/h in seconds starting from rest? The same train ordinarily breaks at a rate of 1.9 m/s squared. How long does it take to come to a stop in seconds from its top speed?

Name: a light rail commuter train accelerate decorative 115 ms squared how long does it take to reach its top speed of 85 kmh in seconds starting from rest the same train ordinarily breaks at a ra 75382
Uploaded: 2022-05-15T10:08:13-08:00
Duration: 1 min 35 s
Channel: Salamat Ali
Description: a light rail commuter train accelerate decorative 115 ms squared how long does it take to reach its top speed of 85 kmh in seconds starting from rest the same train ordinarily breaks at a ra 75382

          A light rail commuter train accelerate decorative 1.15 m/s squared. How long does it take to reach its top speed of 85 km/h in seconds starting from rest? The same train ordinarily breaks at a rate of 1.9 m/s squared. How long does it take to come to a stop in seconds from its top speed?

Added by Kelly V.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Salamat Ali

05/15/2022

Step 1

To find the time it takes to reach the top speed, we first need to convert the top speed of 85 km/h to meters per second (m/s). We use the conversion factor 1 km/h = (1000 m/3600 s) = 0.277778 m/s. 85 km/h * (1000 m/3600 s) = 85 * 0.277778 = 23.6111 m/s Show more…

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A light rail commuter train accelerate decorative 1.15 m/s squared. How long does it take to reach its top speed of 85 km/h in seconds starting from rest? The same train ordinarily breaks at a rate of 1.9 m/s squared. How long does it take to come to a stop in seconds from its top speed?