ASVAB Mechanical Comprehension
ASVAB Mechanical Comprehension The wheel of a car has a diameter of 16 inches and moves a smaller wheel of 4 inches. What is the mechanical advantage gained by the system? a.)1:4 b.)4:1 c.)1:2 d.)2:1 ️Ans - b.)4:1 A lever a.)Reduces resistance b.)Multiplies force and changes direction c.)Transmits power from one object to another d.)Cannot move in the reverse direction ️Ans - b.)Multiplies force and changes direction Tension can best be called a.)A weight b.)A force c.)A movement d.)A direction ️Ans - b.)A force Which of the following wedges generates the greatest amount of force. a.)11" long and 4" high b.)9" long and 4" high c.)7" long and 4" high d.)5" long and 4" high ️Ans - a.)11" long and 4" high You're trying to replace a flat. How much torque are you applying to a wheel nut if you're applying 40 pounds with a wrench measuring 9"? a.)4 ft-lb b.)30 ft-lb c.)53 ft-lb d.)360 ft-lb ️Ans - *Torque is calculated by multiplying force (in pounds) and length (in feet). Thus, 40 pounds multiplied by .75 feet gives us 30 ft-lb of torque. 1 ft=12 in
Información del documento
- Subido en
- 22 de septiembre de 2023
- Número de páginas
- 20
- Escrito en
- 2023/2024
- Tipo
- Examen
- Contiene
- Preguntas y respuestas
