How to select suitable motor and propeller for rc plane

The forum has a search function. Why don't you use it.

Explore the forum, there is a wealth of knowledge there.

Read: http://www.rcindia.org/electric-power/

Your posts seem to indicate you are too lazy to go through the forum, and want everything laid out for you. I sincerely hope that is not the case

@aero manoj,
If you've followed sanjayrai55's advise, and are still not clear, here are two answers that may help.

Short answer:
Get an eMax 2822, 1200kv. One of the least expensive motors. An excellent motor. Will meet most of your potential needs.

Long answer:
If you really want to know, you can start with this:
http://www.rcindia.org/electric-planes/iyer's-tech-talk-how-much-power/

Regards

Manoj please get in touch with me on 2 & 4 th  Saturdays or call me after 9 night ...hope u have my number

This may be helpful......

http://flbeagle.rchomepage.com/software/webocalc_1.7.6/html/webocalc_metric.html