Tractor and Power Engineering Flashcards
6 cards from real Agricultural/Bioengineering practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Tractor and Power Engineering flashcards as text
The function of a differential in a tractor axle is to:
Answer: Allow drive wheels to rotate at different speeds when turning
The differential allows the inside and outside drive wheels to rotate at different speeds during turns without binding.
Turbocharging a diesel engine improves performance by:
Answer: Forcing more air into the combustion chamber to allow more fuel combustion
A turbocharger uses exhaust energy to compress intake air, increasing air density and allowing greater fuel injection for more power.
MFWD (Mechanical Front-Wheel Drive) on a tractor improves field performance by:
Answer: Adding drive torque to the front wheels to improve traction
MFWD engages the front axle to deliver power to all four wheels, significantly improving traction in soft or wet field conditions.
The Nebraska Tractor Test is significant because it provides:
Answer: Standardized performance data (power, fuel efficiency, hydraulics) for tractors sold in the US
The Nebraska Tractor Test Laboratory conducts standardized OECD tests and publishes official tractor performance data for US buyers.
Hydraulic remote cylinders on a tractor allow the operator to:
Answer: Actuate external hydraulic cylinders on implements from the tractor seat
Remote hydraulic couplers supply pressurized oil to implement cylinders, enabling in-cab control of equipment functions.
In a tractor, brake horsepower (BHP) is measured at the:
Answer: Engine crankshaft
Brake horsepower is the power measured directly at the engine crankshaft before transmission and drivetrain losses.