Pilots uses aneroid barometer to know the height above sea level because
A
Very accurate
B
Small and convenient
C
Heavy and huge
D
Costly
Verified Correct Answer: B.
Physical Principles & Numerical Solution
Aneroid barometers are compact and lightweight, making them suitable for use in aircraft where space and weight are critical considerations. They provide a reliable measurement of altitude based on changes in atmospheric pressure.
Source: WAEC / JAMB / NECO Classroom Archive (Record #70361)