கரடி (i
B:-Only (i)
C-Only (i)
D-All the above (i) (i) and (i)
Correct Answer:- Option-C
Question72:-Find proper sequence of the folds required to produce a "magazine or quarter fold”
‘AcFormer fold and jaw fold
B:-Former fold, jaw fold and jaw fold
C=Former fold, jaw fold and chopper fold
D:-Former fold, buckle fold and chopper fold
Correct Answer:- Option-C
Question73:-Rollers are subjected to ink buildup on the ends can get rock hard in times, this condition ofthe rollers known as
Acroller striking
B:-roller glazing
1
D-roller splitting
Correct Answer:- Option-é
Question74:-__are used to control the web printing problem due to fan out of web running related to width direction, positioned at 2,3, 4 units
‘A:Bustle wheel
B:-Finger gripper
C:Bowed gripper
DCurved feed board
Correct Answer:- Option-é
Question75: is the removal ofthe inside fold on the face of the tabloid signature
AcLoose fold
B:-Cracked fold
സോ
ടലി ‏لاہ‎
‎Correct Answer:- Option-C
Question76:"o print variable data in offset machine, an imprinter is usually used. What are the basic parts of imprinters ?
‘Ac Metal pins, cushion bar and coating unit
B:-Plate roller, blanket roller and impression cylinders
CMetal number plates, adhesive unit and impression rolls
D:-Rubber letter press plates, impression cylinder and simple inking system
Correct Answer:- Option-D
Question77::What is the purpose of placing scavengers, scrubbers or air knives in a moving web ?
‏اھ‎ provide more heat for overcome saturation of boundary layer
B:to enhance oxidation phase of printed ink drying
to improve the flutter of web inside the dryer and improve speed
D-to remove boundary layer to prevent saturation
Correct Answer:- Option-D
Question78:-The is a compact gear with a very high step-down ratio and has the capability of overlaying another movement coming from the servo motor.
‘Ac Herringbone Gear (HG)
B:-Harmonic Drive (HD)
பரவிய Clutch (HC)
D-House of Slips (HS)
Correct Answer:- Option ®
‘Question79:-Depending on the legislation applicable, a maximum noise level of is permitted at a workplace like high speed web presses.
40-45 dB

8:-50-55 dB