WorksheetsStage 3
Total questions: 14
Worksheet time: 5mins
Name
Class
Date
1.
Gear was invented by
a)
rome mechanic of rome
b)
greek mechanic of Alexandria
c)
sir Benjamin Frankline
d)
Ancient Indian
2.
which of the following material has highest weight/volume ratio
a)
coke
b)
barley
c)
char coal
d)
lime stone
3.
which gauge is also known as gauge block
a)
slip gauge
b)
snap gauge
c)
go nogo gauge
d)
v block
4.
An eye bolt is generally provided on
a)
cranes
b)
automobiles
c)
electric motors
d)
furnaces
5.
I gram of gold can be extended upto
a)
3 meter
b)
300meter
c)
3000meter
d)
0.3meter
6.
A fathometer works on the principle of
a)
reflection of magnetic waves
b)
reflection of radio waves
c)
reflection of x rays
d)
reflection of sound ways
7.
The coupler of the railway carriages use what type of thread
a)
sq. thread
b)
knuckle thread
c)
ACME thread
d)
Butress thread
8.
Stress concentration is static loading is more serious in
a)
ductile material
b)
unpredictable material
c)
depends on other factors
d)
brittle material
9.
which of the material has both malleable and ductile
a)
gold
b)
silver
c)
copper
d)
titanium
10.
Too rich mixture of S.I engine means air:fule ratio is about
a)
01:10
b)
10:15
c)
15:10
d)
10:01
11.
standard dimension of a title block is
a)
15*7.5 cm
b)
4*6 inch
c)
1*1/2 feet
d)
100*350mm
12.
commonly used anti freeze solution in automobile is
a)
alumunium chloride
b)
carbon di sulphide
c)
glycol
d)
freon12
13.
In halide torch test if there is a leakage in refregent the colour of the flame will change into
a)
blue
b)
blue to bright green
c)
blue to dark green
d)
red or pink
14.
Lip clerance angle of a drill bit is
a)
12 to 16
b)
8 to 12
c)
6 to 8
d)
3 to 6
100 %
