Thursday

January 29, 2015

January 29, 2015

Posted by **ami** on Thursday, September 2, 2010 at 3:20pm.

(a) will the cows nearby witness a collision?

(b) if so, where it take place?

(c) on a single graph, sketch the positions of the frong of the passenger train and the back of the freight train.

- physics -
**bobpursley**, Thursday, September 2, 2010 at 4:29pmdo this with relative velocity

distance apart=-distancepassenger covers+200

distance apart= (25 -speed passenger)*time +200

distance= 25t - 15t + 1/2 .1 t^2 + 200

ok, solve for t when distance=0. If there is a solution, a collision occurs

**Answer this Question**

**Related Questions**

Physics - the engineer of a passenger train traveling at 25.0 m/s sights a ...

physics - The engineer of a passenger train traveling at 25.0 m/s sights a ...

physics - A passenger train is traveling at 30 m/s when the engineer sees a ...

Math - 5) A freight train leaves a station traveling at 32 km/h. Two hours later...

Algebra - A freight train leaves Chicago traveling West at 35 mph. An hour later...

algebra 1b - the speed of a passenger train is 18mph faster than the speed of a ...

algebra - a passenger train traveling at 50 mph leaves the station 6 hours after...

algebra - a passenger train's speed is 60mi/h, and a freight train's speed is ...

Algebra - Speed of passenger train is 6mph faster than the freight train. The ...

algebra - A passenger train's speed is 60 mi/h, and a freight train's speed is ...