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General Aviation Test With Complete Solutions Latest Update
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General Aviation Test With Complete SolutionsLatest Update
Describe what happens when a large positive number is added to a small negative
number. - ANSWER smaller positive number, same as if signs are ignored and the
smaller number is subtracted from the larger
how do you convert a fraction to a decimal? - ANSWER divide numerator by
denominator
What is the initial step for adding or subtracting dissimilar fractions? - ANSWER find
least common denominator
How would you divide one fraction by another? - ANSWER invert the divisor and multiply
numerators together and denominators together
How can you change a decimal into a percent? - ANSWER multiply by 100 and add the %
sign or move the decimal two places to the right and add the % sign
how do you convert a fraction into a percent? ANSWER convert to a decimal, shift the
decimal point to places to the right and add the % sign
How do you change a decimal into the nearest equivalent fraction? - ANSWER multiply
the decimal by desired denominator. the result becomes the numerator in the fraction
what are two different ways that a ratio may be expressed? - ANSWER as a fraction, by
placing a colon between the two numbers, by using the word to between the two
numbers
,what is a proportion? - ANSWER statement of equality between two or more ratios
what is meant by root of a number? - ANSWER two or more equal smaller numbers that
when multiplied together equal a specified number
how would you find the square of a number? - ANSWER multiply the number by itself
what is one common way to make computations involving very large or very small
numbers easier to handle? - ANSWER convert the numbers into scientific notation using
powers of 10
how is 100,000 expressed as a power of 10? - ANSWER 105 (10 to the 5th power)
what formula is used to find the area of a rectangle and of a triangle? - ANSWER
rectangle- A=L x W triangle A=1/2 (B x H)
define pi - ANSWER a constant, expresses the relationship between the circumference
of a circle and its diameter. 3.1416 approx
describe a trapezoid - ANSWER closed four sided figure - 2 parallel sides and 2 not
parallel sides
what is the formula for computing the area of a circle? - ANSWER A=πr2
define matter - ANSWER any substance that occupies space and has mass
matter may exist in what three states? - ANSWER solid, liquid, gas
define kinetic energy - ANSWER energy of motion
, work is the product of what two factors? - ANSWER Force and distance moved.
what are the parts of a lever? - ANSWER rigid bar, pivot point called the fulcrum
A wheelbarrow is an example of what class of lever? - ANSWER second - class
Are all three states of matter affected by thermal expansion and if so, which state is
affected most? - ANSWER yes and gases are most affected
What is a British Thermal Unit? - ANSWER amount of heat energy required to change
temp of 1pound of water 1 degree F
name three methods of heat transfer? - ANSWER conduction, convection, radiation
what term defines the temperature at which all molecular motion ceases? - ANSWER
absolute zero
can liquids be compressed? - ANSWER no- generally incompressible
What are the common units that hydraulic or pneumatic pressure is usually expressed in
the United States? - ANSWER pounds per square inch
Describe how pressure is transmitted when a force is applied to a confined liquid? -
ANSWER equal in all directions
What is the formula that relates force, pressure and area? - ANSWER force= area times
pressure
What is the approximate speed of sound at sea level on a standard day? - ANSWER 661
knots or 340 meters per second
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