VSI is know as ?
Very slow indicator
Vertical straight indicator
Vertical Speed Indicator
When an aircraft climbs what happens ?
The diaphragm contracts and the pressure drops
The fuel level increases
The face of the vertical speed indicator does not react
When the pressure are equalized in level flight what will the needle read ?
The needle will fluctuate
The needle reads zero
Will read 50
Will read fluctuate then will go zero
What are the errors that VSI gives?