NCCCO PT questions with correct answers

Which unsafe condition could result when a wedge socket is attached directly to a load hook, using 6x19 IWRC? (A) Spinning of the load (B) Decreased line pull (C) Decreased safe working load (D) Structural failure - Answer (A) Spinning of the load Which if the following will indicates intemal damage or ultimately core failure in rotation- resistant rope? (A) Strand bird caging (B) Dianeter reduction (C) Excessive lubrication (D) Kinking - Answer (B) Dianeter reduction When a jib is erected from the stowed position and not used, how will its effective weight change? (A) It decreases (B) It increases (C) It will tip the crane (D) It stays the same - Answer (B) It increases (45.When operating a telescopic boom crane equipped with an anti two-block prevention device, which hydraulic functions are disabled when the device is activated? (A) Winch down, boom up, and retract the boom. (B) Swing, Winch down, and raise the boom. (C) Hoist, extend the boom, and lower the boom. (D) Outrigger controls, retract the boom, and swing. - Answer (C) Hoist, extend the boom, and lower the boom. 46. A load applied at an angle to the vertical plane of the boom describes: (A) Over loading (B) Side loading (C) Static loading (D) Angle loading - Answer (B) Side loading 48. Hand signals must be posted conspicuously: (A) In the vicinity of hoisting operations B. In the drivers cab of the crane (C) In the office. (D) In the load chart - Answer (A) In the vicinity of hoisti