57.

58,

59,

60,

61,

62,

63.

64,

What is the other name of rider roller ?
(A) Scavenger Roller (B) Ductor roller
(ಲ) Anilox roller (D) Dancer roller

The time taken by the doctor roller to contact and receive dampening solution from the
fountain pan roller and to supply the dampening solution to the oscillator is called

(^) dwell period (8) oscillating period
(ಲ) drying time (D) perfecting

is used as the buffer in the fountain solution which neutralizes the acidity or
alkalinity of the solution.

(A) Magnesium Nitrate (B) Calcium Nitrate
(ಲ) Copper Sulphate (D) Calcium Carbonate
150೦ Propyl alcohol is used as and it reduces the surface tension of water in the

dampening solution.
(ಹ) drying agent (8) wetting agent (C) inkrecipient (D) colouring agent

is used to increase the contact angle and reduce the surface tension of water
during the use of dampening solution.

(^) Acid (8) Gum Arabic (ಲ) Fungicide (D) Alcohol

The metal strips are used in the feeder head which are used to avoid the passing the double
sheet for printing during sheet separation.

(^) Side lay (8) Conveyor Belt
(ಲ) Metal finger (D) Running on Wheels

Name the roller used to maintain the flow rate and the control the web tension.
(ಹ) chill rolls (8) splicer (C) steering device (D) dancer roller

Name the splicer which pastes the new web roll with the running web roll when the machine
is running at the operating speed.

(ಹ) zero speed splicer (8) flying speed paster
(ಲ) യഃ steering device (D) roll stand
9 074/2017

{P.T.O}