Question 12 15 Points a. A light-rail commuter train accelerates at a rate of 1.35 m/$2. How long does it take to reach its top speed of 80.0 km/h, starting from rest? Answer in 1 decimal place. Blank 1 b. The same train ordinarily decelerates at a rate of 1.65 m/$2. How long does it take to come to a stop from its top speed? Answer in 1 decimal place. Blank 2 c. In emergencies, the train can decelerate more rapidly, coming to rest from 80.0 km/h in 8.30 s. What is its emergency deceleration in m/$2? Answer in 2 decimal places. Blank 3 Blank 1 Add your answer Blank 2 Add your answer Blank 3 Add your