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A&P - General Oral Exam (Jeppesen)
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A&P - General Oral Exam (Jeppesen)Describe the result of adding a large positive number and a smaller negative
number. - CORRECT ANSWER-The result is a smaller positive number.
How do you convert a fraction into a decimal? - CORRECT ANSWER-Divide the
numerator by the denominator.
What is the key step that must be performed in order to add or subtract unlike
fractions? - CORRECT ANSWER-Find the lowest common denominator.
How do you divide one fraction by another? - CORRECT ANSWER-Invert the
divisor and multiply.
How can you convert a decimal into a percent? - CORRECT ANSWER-Multiply
by 100 and add the % sign.
How do you convert a fraction into a percent? - CORRECT ANSWER-Convert
into a decimal and then multiply by 100 and adding the % sign.
How do you change a decimal into the nearest equivalent fraction? - CORRECT
ANSWER-Multiply by the desired denominator to get the numerator.
What are two different ways that a ratio may be expressed? - CORRECT
ANSWER-1. As a fraction
2. By placing a colon (:) between the two numbers
3. Use the word "to" between the two numbers.
What is a proportion? - CORRECT ANSWER-A statement of equality between
two or more ratios.
What is meant by the root of the number? - CORRECT ANSWER-A smaller
number that when multiplied by itself two or more times results in the specified
number.
How do you find the square of a number? - CORRECT ANSWER-Multiply the
number by itself.
,What is the common method of making computations involving very large or very
small numbers more manageable? - CORRECT ANSWER-Convert into scientific
notation using powers of 10.
How is 100,000 expressed as a power of 10? - CORRECT ANSWER-10 to the
5th power.
What formula is used to find the area of a rectangle and a triangle? - CORRECT
ANSWER-Rectangle = L x W
Triangle = 1/2 (B x H)
Define Pi. - CORRECT ANSWER-Pi is a constant that defines the relationship
between the circumference and the diameter of a circle. Approximately equal to
3.1416
Describe a trapezoid. - CORRECT ANSWER-A trapezoid is a closed, four sided
figure with two parallel sides.
What is the formula for computing the area of a circle? - CORRECT ANSWER-Pi
(r x r). Pi R squared!
Define matter. - CORRECT ANSWER-Anything that occupies space and has
mass.
Matter may exist in what three states? - CORRECT ANSWER-Solid, liquid, and
gas.
Define kinetic energy? - CORRECT ANSWER-Energy of motion.
Work is the product of what two factors? - CORRECT ANSWER-Force and
distance moved.
What are the parts of a lever? - CORRECT ANSWER-A rigid bar and a pivot
point called the fulcrum.
, A wheelbarrow is a example of what class of lever? - CORRECT ANSWER-A
second-class lever.
Are all three states of matter affected by thermal expansion and if so, which state
is affected most? - CORRECT ANSWER-All three states are affected, with gas
being affected the most.
What is a British Thermal Unit? - CORRECT ANSWER-The amount of heat
energy required to change the temp of 1 pound of water 1 degree Fahrenheit.
Name the three methods of heat transfer? - CORRECT ANSWER-Conduction,
convection and radiation.
What term defines the temperature at which all molecular motion ceases? -
CORRECT ANSWER-Absolute zero.
Can liquids be compressed? - CORRECT ANSWER-No, liquids are generally
considered incompressible.
What are the customary units used to express hydraulic or pneumatic pressure in
the U.S.? - CORRECT ANSWER-Pounds per square inch
Describe how pressure is transmitted when a force is applied to a confined liquid.
- CORRECT ANSWER-Pressure is transmitted equally in all directions.
What formula expressed the relationship between force, pressure and area? -
CORRECT ANSWER-Force equals area times pressure.
What is the approximate speed of sound at sea level on a standard day? -
CORRECT ANSWER-661 knots or 340 meters per second.
What is the atmospheric pressure at sea level on a standard day? - CORRECT
ANSWER-29.92 inches of Mercury or 1013.2 millibars.
On a standard day at sea level, what is the value for temperature? - CORRECT
ANSWER-59 deg. F or 15 deg. C
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