Hero defense bonus
Does hero defense bonus works in an0tther village? in which hero along with troops frm the same village
Hero defense bonus only works when the hero is defending with the troops. This means that hero must be involved in the defense to make the bonus work. Furthermore, the bonus only applies to your own troops.
Hero along with troops (frm same village) defending another village (WW)?
Hero defense bonus applies to all of your own troops assuming your hero is defending with them. So if you sent hero to defend WW and sent troops from all 10 of your villages to WW as well, the bonus will apply to all your defense troops that is defending with your hero at WW.