EIAT - Elevator Industry Aptitude Measurement and Conversion Questions and Answers

Question 1

A technician is installing a new guide rail with a specified length of 3.5 meters. The mounting brackets are spaced using imperial units. Which of the following is the closest equivalent length in feet and inches? (1 meter ≈ 3.28 feet)

Accepted Answer

11 feet 6 inches

Answer

First, convert meters to feet: 3.5 m * 3.28 ft/m = 11.48 ft. This means the length is 11 full feet. Then, convert the decimal part of the feet to inches: 0.48 ft * 12 in/ft = 5.76 inches. The closest answer is 11 feet 6 inches.

Question 2

An elevator cab floor measures 5 feet by 7 feet. If the flooring material is sold by the square inch, how many total square inches of material are required to cover the entire floor?

Accepted Answer

5,040 sq in

Answer

First, calculate the area of the floor in square feet: 5 feet * 7 feet = 35 square feet. Since 1 foot is 12 inches, 1 square foot is 12 inches * 12 inches = 144 square inches. To find the total area in square inches, multiply the area in square feet by 144: 35 sq ft * 144 sq in/sq ft = 5,040 square inches.

Question 3

The hydraulic reservoir for an elevator holds 15 gallons. A technician needs to perform a fluid change, and the replacement hydraulic oil is sold in 5-liter containers. How many 5-liter containers are needed to completely fill the reservoir? (1 gallon ≈ 3.785 liters)

Accepted Answer

12

Answer

First, convert the total capacity from gallons to liters: 15 gallons * 3.785 L/gallon = 56.775 liters. Next, determine how many 5-liter containers are required to meet this volume: 56.775 L / 5 L/container = 11.355 containers. Since you cannot purchase a fraction of a container, you must purchase 12 containers to have enough fluid.

Question 4

A motor's manual states its operating temperature should not exceed 80°C. A technician measures the motor's temperature with a Fahrenheit thermometer, which reads 185°F. Is the motor operating within its specified limit? (Formula: °C = (°F - 32) * 5/9)

Accepted Answer

No, it is 5°C above the limit.

Answer

To determine if the motor is within the limit, convert the Fahrenheit reading to Celsius using the formula °C = (°F - 32) * 5/9. °C = (185 - 32) * 5/9. °C = (153) * 5/9. °C = 85°C. The measured temperature of 85°C is 5°C higher than the maximum specified temperature of 80°C, so the motor is operating above its limit.

Question 5

A technician is reviewing a schematic where component tolerances are listed in different formats. Which of the following values is NOT equivalent to the others?

Accepted Answer

5/9

Answer

To compare the values, convert them to a common format, such as a decimal. 5/8 = 0.625. 62.5% = 62.5 / 100 = 0.625. 0.625 is already a decimal. 5/9 = 0.555... The values in the other three options are all equivalent to 0.625. The value 5/9 is not.

EIAT - Elevator Industry Aptitude Test Practice Test

EIAT - Elevator Industry Aptitude Test Practice Test

EIAT - Elevator Industry Aptitude Measurement and Conversion Questions and Answers