FAA General Oral Questions and answers 2024 latest update.

Describe the result of adding a large positive number and a smaller negative number. A small positive number, and is the same as regular addition How do you convert a fraction into a decimal? Divide numerator by denominator What is the key step that must be performed in order to add or subtract unlike fractions? Find the least common denominator How do you divide one fraction by another? Multiply by the reciprocal How do you convert a decimal into a percent? Multiply the decimal by 100 and add the percent sign How do you convert a fraction into a percent? Convert into a decimal and then multiply by 100 and adding the percent sign How do you change a decimal into the nearest equivalent fraction? Multiply decimal by desired denominator What are two different ways that a ratio may be expressed? - fraction - colon - using the word to What is a proportion? A statement of equality between two or more ratios. What is meant by the root of a number? A root is two or more equal smaller numbers that, when multiplied together, equal the specified number. How do you find the square of a number? Give an example. Multiply the number by itself. Example: 2 x 2 = 4 What is a common method of making computation involving very large or very small numbers more manageable? Convert numbers into scientific notion by using powers of 10 How is 100,000 expressed as a power? 10^5 What formula is used to find the area of a rectangle and of a triangle? Rectangle, A = L x W; Triangle, A = 1/2(B x H) Define Pi Pi is a constant that defines the relationship between the circumference and the diameter of a circle and is approximately equal to 3.14 Describe a trapezoid. A closed, four sided figure having two parallel sides and two sides that are not parallel. What is the formula for computing the area of a circle? A = (Pi)r² Define matter Anything that has mass and takes up space Matter may exist in what three states? solid, liquid, gas Define kinetic energy energy of motion Work is the product of what two factors? Force and distance moved. What are the parts of a lever? A rigid bar and a pivot point called the fulcrum. A wheelbarrow is an example of what class of lever? second class lever Are all three states of matter affected by thermal expansion and if so, which state is affected most? All three are affected, gas What is a British Thermal Unit? the amount of heat energy required to change the temperature of 1 pound of water 1 degree Fahrenheit Name the three methods of heat transfer? conduction, convection, radiation What term defines the temperature at which all molecular motion ceases? Absolute zero Can liquids be compressed? No, liquids are considered incompressible What are the customary units used to express hydraulic or pneumatic pressure in the United States? Pounds per square inch Describe how pressure is transmitted when a force is applied to a confined liquid. Equally in all directions What formula expresses the relationship between force, pressure and area? Force equals area times pressure