Hi Vishal,
You can create Data Collection rule and select your Azure Arc VM and then it will install Azure Monitor agent onto the Arc VM. Please see article below:
Collect events and performance counters from virtual machines with Azure Monitor Agent
Deployment options for Azure Monitor agent on Azure Arc-enabled servers
https://learn.microsoft.com/en-us/azure/azure-arc/servers/concept-log-analytics-extension-deployment
Please click Accept Answer and upvote if the above was helpful.
Thanks.
-TP