Saturday

April 19, 2014

April 19, 2014

Posted by **leyfushie** on Saturday, July 27, 2013 at 8:58am.

- physics -
**leyfushie**, Saturday, July 27, 2013 at 9:09ama man walk 32.5m southward and 78m westward.if it took him 30 minutes to reach his destination.find his average speed?

- physics -
**Elena**, Saturday, July 27, 2013 at 11:20am88 km/h =88000/3600= 24.44 m/s

------

average SPEED = distance/time taken =(32.5+78)/30•60=0.062 m/s

displacement = sqrt(32.5²+78²)=84.5

average VELOCITY = displacement/time taken =84.5/30•60=0.047 m/s

**Related Questions**

physics - An automobile and train move together along parallel paths at 28.8 m/s...

Physics - An automobile and train move together along parallel paths at 21.8 m/s...

physics - An automobile and train move together along parallel paths at 39.1 m/...

physics - An automobile and train move together along parallel paths at 20.3 m/s...

Physics - An automobile and train move together along parallel paths at 31.6 m/s...

Science-Physics HELP - A S.S. automobile travels N at 40 km/h and a P.A. ...

Physics - A automobile travels at a speed of northward along a street, and a ...

Physics- hard problem - A 14000 N automobile travels at a speed of 40 km/h ...

Physics - A 15500 N automobile travels at a speed of 41 km/h northward along a ...

math - A road perpendicular to a highway leads to a farmhouse located 8 mile ...