What impact may rain have on operation of a hot-air balloon?

Question

Question Quiz BPL Hot Air - Balloon Pilot License - Principles of Flight (Balloon)

QuizVDS · Accepted Answer

Total mass and gas consumption increase

QuizVDS · Answer

Rain drops hitting on the hull reduce the lift force.

QuizVDS · Answer

The hull is deformed, which reduces lift.

QuizVDS · Answer

The hull is cooled, resulting in less gas consumption.

BPL Hot Air - Id 407 - What impact may rain have on operation of a hot-air balloon?