A gas turbine engine is mounted on an aircraft which can attain a maximum altitude of $11 \mathrm{~km}$ from sea level. The combustor volume of this engine is decided based on conditions at
(A) sea level
(B) $8 \mathrm{~km}$ altitude
(C) $5.5 \mathrm{~km}$ altitude
(D) $11 \mathrm{~km}$ altitude
A gas turbine engine is mounted on an aircraft which can attain a maximum altitude of $11 \mathrm{~km}$ from sea level. The combustor volume of this engine is decided based on conditions at
(A) sea level
(B) $8 \mathrm{~km}$ altitude
(C) $5.5 \mathrm{~km}$ altitude
(D) $11 \mathrm{~km}$ altitude