employee.Find(m => m.EmId == 5);

EmployeeEntities db = new EmployeeEntities();var result = db.Employees.Where(n=>n.Emp_ID==5).ToList();foreach(Employee empDetails in result)Console.WriteLine("Id= " empDetails.Emp_ID ", Name= " empDetails.Emp_Name ", Salary= " empDetails.Emp_Salary);Console.ReadKey();

var filterEnumerable = from emp in employeeswhere emp.id == 5select emp;

employee.Find(m => m.EmId == 5);