REC TFREE REC Train Operations & Handling 2

Question 1

When a locomotive engineer encounters a broken rail, what is the FIRST action to take?

Accepted Answer

Stop the train and protect the track

Answer

Increase speed to cross quickly

Answer

Notify the next station and continue

Answer

Slow to restricted speed and proceed

Question 2

What does 'dynamic braking' primarily use to slow a train?

Accepted Answer

The locomotive's traction motors acting as generators

Answer

Air pressure applied to wheel brake shoes

Answer

Hydraulic retarders on the axles

Answer

Magnetic eddy current braking on the rails

Question 3

A train is operating in MAS (Maximum Authorized Speed) territory. Which factor does NOT affect the MAS?

Accepted Answer

The engineer's years of experience

Answer

Track class designation

Answer

Curvature of the track

Answer

Equipment speed rating

Question 4

Under FRA regulations, what is the minimum required brake pipe reduction to initiate a service brake application?

Accepted Answer

6 psi

Answer

2 psi

Answer

14 psi

Answer

26 psi

Question 5

What is 'bunching' in train handling terminology?

Accepted Answer

Compressing slack so cars push against each other

Answer

Coupling cars at high speed

Answer

Separating cars during a bad order inspection

Answer

Applying brakes on lead units only

Question 6

When must an engineer acknowledge a cab signal change to a more restrictive indication?

Accepted Answer

Immediately upon display

Answer

Within 30 seconds

Answer

Before the next signal mast

Answer

At the next mandatory stop

Question 7

What condition is indicated when a locomotive's wheel slip light activates during acceleration?

Accepted Answer

The drive wheels are losing traction and spinning

Answer

The locomotive is overloaded and should be cut out

Answer

Brake pressure is too high on the power trucks

Answer

The sanding system has failed