Technician A says to check for internal fluid leaks, a technician can perform an air test. Technician B says servo action can be checked by performing an air test. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: C
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A pulling line is usually made of _____.
a. stranded wire b. wire rope c. steel tape d. nylon or other synthetic
The first response to a fire is to _____.
a. lower the load b. secure the crane c. cease crane operation d. extinguish the fire
All of the following are true about the use of a shackle except _____.
a. shackles with pins worn more than 10 percent should be replaced b. a shackle pulled out at an angle has a reduced capacity c. a shackle should never be used such that the pin can roll under load d. when using a shackle with a hook, the shackle body should be hung on the hook
Blood flowing from the left atrium to the left ventricle flows through the ________ valve.
A) aortic B) tricuspid C) pulmonary D) bicuspid E) papillary