To find contact details or helpline numbers for any queries related to the result for the RBI Grade B Exam, you can follow the steps mentioned below:

1. Visit the official website:
Go to the official website of the Reserve Bank of India (RBI) by typing "https://www.rbi.org.in/" in your web browser's address bar and pressing Enter.

2. Look for the "Contact Us" section:
On the homepage of the RBI website, scroll down or look for a tab labeled "Contact Us." Click on this tab to proceed.

3. Explore the contact options:
In the "Contact Us" section, you will find various contact options such as phone numbers, email addresses, and postal addresses. Look for the contact details specifically related to exam queries or results.

4. Contact the helpline numbers:
Once you find the helpline numbers related to exam queries or results, note them down or save them for future reference.

5. Dial the helpline number:
Use your phone to dial the helpline number provided. Make sure to follow the instructions given by the automated voice or wait for a customer service representative to assist you.

6. Ask your query:
When you get connected to a customer service representative, clearly state your query related to the RBI Grade B Exam result. Provide them with any necessary details such as your registration number, roll number, or any other relevant information.

7. Seek clarification or assistance:
If you need further clarification or assistance regarding your query, don't hesitate to ask the customer service representative. They are there to help you and provide you with accurate information.

8. Take note of the response:
Listen carefully to the response provided by the customer service representative. If required, ask for a reference number or any other information that can help you track the progress of your query.

9. Thank the representative and end the call:
Once you have received the necessary information or clarification, thank the customer service representative for their assistance and end the call.

Remember, the contact details or helpline numbers for RBI Grade B Exam result queries may vary from time to time. It is always recommended to visit the official RBI website for the most up-to-date and accurate contact information.