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. Which statement is wrong ?

i. Helmet is a head protection equipment.

ii. Apron is a hand protection equipment.

ii. Face shield is help to protect face from UV rays.
iv. Ear plug to protect from high noise level.

A) ionly B) ii only
C) both i and ii D) both i and iv

. Maintenance carried out after machine stops due to some fault is called
A) Regular maintenance B) Preventive maintenance
C) Periodic maintenance D) Breakdown maintenance

. Which statement is correct ?
i. Starving is the process of removing fuel from a fire.
ii. Smothering is the process of isolate the fire from Oxygen.
iii. Cooling is the process of reduce temperature in a fire.
A) all of these i, ii and iii B) both i and ii
C) ionly D) iii only

. Which type locking device is used in Fully floating type Piston and Connecting rod
assembly ?
A) External Circlip B) Woodruff key
C) Internal Circlip D) Split pin

. Which statement is correct ?

i. Morse taper is related to taper shank drill bit.
ii. The point angle of a standard drill bit is 189°.
ii. Reamer is a multi point cutting tool.

iv. Screwdriver shank is made of Mild steel.

A) ionly B) both i and iii
C) both i and iv D) both ii and iii

. Which type Chisel is used to break metal after chain drilling ?
A) Web chisel B) Cross cut chisel
C) Flat chisel D) Half round chisel

. Which statement is wrong ?

i. In a vernier caliper main scale graduations are marked on beam.
ii. The accuracy of outside micrometer is 0.01 mm.

ii. Depth bar is the part of inside micrometer.

iv. Jenny caliper is a marking tool.

A) bothi and ii B) both i and iii

C) ivonly D) iii only