If you're looking to create a 3D model in Maya and export it as an OBJ file, you're in the right place. Follow these simple steps to export your model in OBJ format:

Step 1: Open your 3D model in Maya. If you already have a model created, open it in Maya. If not, create a new model using Maya's modeling tools.

Step 2: Check your model. Before exporting the OBJ file, make sure to check your model for any errors or issues. This includes ensuring that all the polygons and vertices are correctly connected and that there are no overlapping faces.

Step 3: Navigate to File > Export Selection. Once you're ready to export your model, navigate to the File menu and select Export Selection. This will open a window where you can choose the file format and location for the export.

Step 4: Choose OBJ as the file format. In the export window, select OBJ (Wavefront) as the file format. This will ensure that your model is saved in OBJ format.

Step 5: Configure export settings. Maya will provide you with a few options for the OBJ export, including whether to export the model's material and texture information. Configure these settings based on your needs and click Export to save the OBJ file.

Step 6: Verify the exported OBJ file. Once the export is complete, navigate to the location where you saved the OBJ file and verify that it was exported correctly. You can open the file in a 3D viewing software to ensure that the model looks as expected.

Congratulations! You've successfully created an OBJ file in Maya. You can now use this file in other 3D modeling and rendering software or share it with others in the 3D design community.

Creating an OBJ file in Maya is a fundamental skill for 3D designers and modelers. With this tutorial, you can confidently create and export OBJ files from Maya, opening up a world of possibilities for your 3D projects. Happy modeling!