GATE AG 2007 • Q7 MCQ • 1 Mark

Section 3: Farm Power

Sources of Power

Subtopic: Sources of power on the farm – human, animal, mechanical, electrical, wind, solar and biomass

Question Statement:

In a tractor cab, the temperature comfort zone for the tractor operator is between

Options:

  • (A) 287 and 290 K
  • (B) 288 and 293 K
  • (C) 291 and 297 K
  • (D) 295 and 301 K

Official Answer Key:

C

Step-by-Step Solution & Explanation

Human-engineering standards for operator thermal comfort in a cab place the comfort band at approximately 18–24 °C, i.e. 291–297 K. This is a standard-fact question from ergonomics/human-engineering literature; the other ranges are shifted outside the accepted comfort band.

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