For an aircraft weighing 3,400 lb climbing to 16,000 feet at maximum rate, how much fuel is used starting from 6,000 ft at a temperature of 10 °C?

To determine how much fuel is used during the climb from 6,000 feet to 16,000 feet for an aircraft weighing 3,400 lb, one must consider several factors, including the rate of climb, fuel consumption rates at different altitudes, and air density, which affects engine performance.

At the starting altitude of 6,000 feet and a temperature of 10 °C, it's essential to account for the performance characteristics of the aircraft and adjustments made for atmospheric conditions. As the aircraft climbs, the engine may operate less efficiently due to the decrease in air density, which impacts fuel flow rates.

The climb would typically be performed at the optimal climb speed to achieve the maximum rate of ascent. The fuel flow rate for a climb is often listed in pounds per hour or can be derived from specific performance tables for the aircraft. Considering these factors, calculations would involve using the altitude gain (10,000 feet) and average fuel consumption during that climb segment.

Given the weight of the aircraft and environmental factors, along with the specific fuel consumption rates for that altitude and temperature, arriving at an estimated fuel usage of approximately 43 pounds for the climb reflects a realistic calculation based on typical performance data for similar aircraft climbs.