PCV Skid Prevention and Defensive Driving

Question 1

What is the most common cause of skidding in a bus or coach?

Accepted Answer

Excessive speed for the road conditions

Answer

Driving too slowly

Answer

Underinflated tyres only

Answer

Passengers moving to the upper deck

Question 2

If the rear of a bus begins to skid to the right (oversteer), what should the driver do?

Accepted Answer

Steer gently into the skid (to the right) and avoid harsh braking

Answer

Brake heavily and steer left

Answer

Apply the handbrake

Answer

Accelerate to pull the vehicle straight

Question 3

What does 'defensive driving' mean for a PCV driver?

Accepted Answer

Anticipating hazards and adjusting driving to keep a safe space cushion around the vehicle

Answer

Driving as close to the kerb as possible

Answer

Driving slowly at all times regardless of conditions

Answer

Avoiding motorways and dual carriageways

Question 4

On a downhill gradient, which driving technique best prevents brake fade in a fully loaded coach?

Accepted Answer

Using a lower gear to provide engine braking rather than relying solely on the footbrake

Answer

Riding the footbrake continuously

Answer

Switching off the engine and coasting

Answer

Applying the parking brake intermittently

Question 5

What is the stopping distance of a double-deck bus travelling at 30 mph on a wet road compared to a dry road?

Accepted Answer

About twice as long

Answer

Roughly the same

Answer

About four times as long

Answer

About ten times as long

Question 6

What is the recommended safe following distance for a coach travelling at 60 mph on a dry motorway?

Accepted Answer

At least 3 seconds (greater on large vehicles)

Answer

1 second

Answer

2 seconds

Answer

10 metres