Updated /platforms/android/src/com/myappproj/app/CordovaApp.java file
Add following line below import org.apache.cordova.*;
import android.webkit.WebSettings;
and following inside "public void onCreate(Bundle savedInstanceState)" function above "loadUrl(launchUrl);" statement
WebSettings ws = super.appView.getSettings();
ws.setMediaPlaybackRequiresUserGesture(false);
Reference:
http://blog.blairvanderhoof.com/post/78586868260/getting-the-html5-video-tag-to-work-in-cordova-for
https://gist.github.com/blairvanderhoof/9380545