# Circling aeroplane.

• Jun 15th 2011, 04:37 PM
neillikesarsenal
Circling aeroplane.
Hi i have been having trouble solving this for a while any one want a crack ? working appreciated so i can understand how to solve it.

A airplane is circling an airport for quater of an hour travling 256km/ph, it is constantly 14km away form the airport. calculate angle plane turned about airport during the quater of an hour.
• Jun 15th 2011, 05:42 PM
skeeter
Re: Hard Question
Quote:

Originally Posted by neillikesarsenal
Hi i have been having trouble solving this for a while any one want a crack ? working appreciated so i can understand how to solve it.

A airplane is circling an airport for quater of an hour travling 256km/ph, it is constantly 14km away form the airport. calculate angle plane turned about airport during the quater of an hour.

you'll need these two equations ...

$\displaystyle \omega = \frac{v}{r}$

$\displaystyle \Delta \theta = \omega \cdot t$
• Jun 16th 2011, 10:46 AM
waqarhaider
Re: Hard Question
1st calculate distance = 256 / 4
= 64 km