which is better branch? artificial intelligence and machine learning or robotics and automation

Both are very good. You should choice which course you have more interests. Both course are the almost constant factor, however, the perception that there will typically cause some confusion.

You can get jobs in companies in India, especially, those located in Bengaluru, Hyderabad, Gurugram and the NCR are trying to adopt artificial intelligence in a big way. It can be a safe, quick and cost-effective solution for companies.

In artificial intelligence the course related to
Artificial intelligence

Neural networks

Pattern recognition

Algorithms

Machine Learning

Language processing

Robotics

Automata

Deep learning

Sensors

Programming language - Python or C or other languages - Varies from university to university.

Database management and Big data

In robotic and automation course
Industries like education, nuclear science, and aviation etc.

Automation and Robotics are given below:

Computational Geometry

Computer-aided Manufacturing

Industrial Robotics

Automation

Biocybernetics

Digital Electronics And Microprocessors

Design And Control

Robot Manipulators

Air Traffic And Management Systems

Artificial Intelligence

Signal Processing

Medical Robotics

Robot Motion Planning

Computer Integrated Manufacturing System

For more information you can visit here

https://www.careers360.com/courses/automation-and-robotics-course

https://www.careers360.com/courses/artificial-intelligence-course

Thank you. I hope this answer helps you.