Question

present perfect or past simple.
The plane (take) off from Londin ar 9.00 and (land) in Geneva at 10.30.
When i (switch) on the dishwasher, the machine (make) a loud noise.

Answer 1

The plane took off from London at 9.00 and landed in Geneva at 10.30.
When I switched on the dishwasher, the machine made a loud noise.

В обоих предложениях Past Simple.

Answer 2

The plane took off from London at  9.00 and landed in Geneva at 10.30. - у Вас опечатки

When I switched on the dishwasher, the machine made a loud noise.