Allied & ICAR Exam Bank • ALLIED_0852
NAT • 2 Marks
Section 3: Farm Power
Farm Power
Subtopic: I.C. engine systems – fuel, cooling, lubrication, ignition, electrical, intake and exhaust
Question Statement:
A tractor engine governor maintains rated full-load speed $N_{fl} = 2000\text{ rpm}$ and no-load speed $N_{nl} = 2160\text{ rpm}$. Mean speed is $N_{mean} = \frac{2000 + 2160}{2} = 2080\text{ rpm}$. Speed regulation $R = \frac{2160 - 2000}{2080} \times 100 = \frac{160}{2080} \times 100$ in percent is (rounded off to two decimal places):
Step-by-Step Solution & Explanation
$R = (160 / 2080) \times 100 = 7.692\% \approx 7.69\%$.
Practice In Authentic CBT Exam Interface
Test your skills under authentic timed conditions with live scoring and AIR percentile ranking.
Launch CBT Mock Test