49/50.
49.
When the brake pedal is pushed down, air brakes work:
Immediately.
After a short delay.
After about a minute.
Only if it is warm outside.
1372 64797 48 B [] 0

Answer correctly : 0   |   Wrong : 0

Answer Sheet :

Refresh

Refresh this page and redo the question

Restart

Restart this set of tests