Kerala Public Service Commission Motor Mechanic/ Store Keeper Paper 2015
Maximum Marks-100 No. of questions – 100 Duration – 1 hour 15 minutes
Before a mechanic get under a vehicle he should make sure that
(a) The tyres are inflated
(b) He use a creeper
(c) The jack handle is down
(d) The vehicle is on safety stands
In a aotomobile servicing concept what is meant by “Tear down”?
(a) Adjusting
(b) Disassembling
(c) Reassembling
(d) Machining
Which is most suitable to check spark plug gap?
(a) Feeler gauges
(b) Micrometer
(c) Wire gauges
(d) Vernier caliper
The reading of a metric micrometer is in
(a) Centimeter
(b) Thousands of an inch
(c) Thousands of millimeter
(d) Meter
To measure the taperness of a cylinder a __________is used.
(a) Dial indicator
(b) Vernier caliper
(c) Depth gauge
(d) Micrometer
Splines and keys in mechanical assemblies
(a) Fasten studs into place
(b) Locks nuts to bolts
(c) Locks gears to shafts
(d) Used as set screws
Castle nuts are normally used with
(a) Snap rings
(b) Cotter pins
(c) Bolt heads
(d) Lock washers
Gaskets are used to
(a) Prevent any leakage of fluid
(b) Seals out pressure
(c) Takes up space as shims
(d) Any of the above
Taps are used to
(a) Cut internal threads
(b) Cut external threads
(c) Enlarge a hole
(d) Both (a) & (b)
A ‘Clutch spring compressor’ compresses ________of the clutch while dismantling.
(a) Cushioning springs
(b) Thrust springs
(c) Anti rattling springs
(d) Torsional springs
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