Physics and Aerodynamic Test

If the temperature of a confined liquid held constant and its pressure is tripled, the volume will:

• Triple

• Double

• Remain the same

• Be reduced to one-third its original volume

There are two absolute scales for temperature what are they?

• Celsius

• Fahrenheit

• Rankine

• Kelvin

Which type of stress occurs when an object is twisted, causing both tension and compression within the material?

• Compression

• Bending

• Shear

• Torsion

How does the density of the atmosphere change with altitude?

• It first increases, then decreases with altitude

• It increases with altitude

• It decreases rapidly with altitude

• It remains constant with altitude

Which atmospheric layer contains nearly all of the cloud formations and approximately three-fourths of the atmosphere's total weight

• Ionosphere

• Exosphere

• Stratosphere

• Troposphere

How is mass calculated using weight and gravity?

• Mass=Weight+Acceleration due to gravity

• Mass=Weight-Acceleration due to gravity

• Mass=WeightxAccelereration due to gravity

• Mass=WeightdividedbyAcceleration

20C =.....F?

• 68

• 47.5

• 52

• 60

The purpose of stall strips on airplane wing is to?

• Increase lift in the areas of installation

• Prevent stall in the areas of installation

• Ensure that the wing tips stall first

• Ensure that the wing root areas stall first

When a magician snatches a tablecloth from a table and leaves a full setting of dishes undisturbed, he is demonstrating what principle?

• Newtons Third Law

• Newtons Second Law

• Newtons Fourth Law

• Newtons First Law

................... stress acts on the engine while its operating

• Compression

• Torsional