Question: I Have problem while i run the application in eclipse and Each time it starts new emulator. 

Please anyone help to run application with existing emulator or opened emulator in eclipse.

Answer: 
1. Go into **Run** > **Run Configurations**
2. Choose you app from the left under **Android Applications**
3. Choose the **Target** tab on the right
4. Choose **Automatically pick compatible device...**
5. Choose your AVD device.
Go to `Run->Run Configuration-> target->select always pick the device->apply`