WorksheetsEngineers Day (ME)
Total questions: 20
Worksheet time: 15mins
A flat surface can be produced by a lathe machine, if the cutting tool moves _____
parallel to the axis of rotation of the workpiece
perpendicular to the axis of rotation of workpiece
at an angle of 450
at an angle of 600
The welding process by Metal Inert-Gas (MIG) welding is
slower than the welding process by Tungsten Inert-Gas (TIG) welding
faster than the welding process by Tungsten Inert-Gas (TIG) welding
at same speed as the welding process by Tungsten Inert-Gas (TIG) welding
at unpredictable speed
What is swing over carriage?
The maximum diameter of workpiece that can be rotated over lathe saddle
The maximum diameter of workpiece that can be rotated over the bed ways
The minimum diameter of workpiece that can be rotated over lathe saddle
The minimum diameter of workpiece that can be rotated over the bed ways
Why are the plasticisers added with polymers?
To hold other constituents of plastic together
To reduce the cost and enhance the strength and hardness of plastics
To improve flexibility and to reduce the temperature and pressure required for moulding of plastics
None of the above
Match the following Tools used in smithy in Group 1 with their Applications in Group 2 and select the correct option.
1. Sledge hammers, straight, flat and cross peen ------------- A. To nick the bar and to shape the cold work
2. Smith ball peen hammer ------------------------------------------ B. To make recesses of any shape in hot metal
3. Punches --------------------------------------------------------------- C. To cut plates to curves
4. Hardie ------------------------------------------------------------------- D. To forge art, bend and shape the work
5. Anvil ---------------------------------------------------------------------- E. To forge light and medium work
6. Gouge -------------------------------------------------------------------- F. To forge big jobs
1-(E), 2-(F), 3-(A), 4-(B), 5-(C), 6-(D)
1-(E), 2-(F), 3-(B), 4-(A), 5-(D), 6-(C)
1-(F), 2-(E), 3-(A), 4-(B), 5-(C), 6-(D)
1-(F), 2-(E), 3-(B), 4-(A), 5-(D), 6-(C)
Match the following Tools used in smithy in Group 1 with their Applications in Group 2 and select the correct option.
1. Sledge hammers, straight, flat and cross peen ------------- A. To nick the bar and to shape the cold work
2. Smith ball peen hammer ------------------------------------------ B. To make recesses of any shape in hot metal
3. Punches --------------------------------------------------------------- C. To cut plates to curves
4. Hardie ------------------------------------------------------------------- D. To forge art, bend and shape the work
5. Anvil ---------------------------------------------------------------------- E. To forge light and medium work
6. Gouge -------------------------------------------------------------------- F. To forge big jobs
1-(E), 2-(F), 3-(A), 4-(B), 5-(C), 6-(D)
1-(E), 2-(F), 3-(B), 4-(A), 5-(D), 6-(C)
1-(F), 2-(E), 3-(A), 4-(B), 5-(C), 6-(D)
1-(F), 2-(E), 3-(B), 4-(A), 5-(D), 6-(C)
Castings are usually
costlier than forgings
cheaper than forgings
at the same rate as forging for similar metal
none of the above
Specific gravity of the plastics is usually
less than the specific gravity of metals
more than the specific gravity of metals
similar to the specific gravity of metals
Unpredictable
Thermosetting materials are
the plastics which can be softened even after they have set and hardened
the plastics which require heat and pressure to mould them into shape
both a. and b.
none of the above
The sand in its natural or moist state is called as
green sand
loam sand
dry sand
none of the above
Equilibrium means
imbalance
angularity
straightness
a state of balance
What is the 10 notation of the following:
150 MW (MegaWatt)
1.5 x 10 W
15 ×102 kW
1.5 ×109 W
1.5×108 W
A sports car was measured to have 8.7 ± 0.05 m length. What is the absolute error of the measurement: (a) m
(answer in numbers only)
The PUMP is used to convert .........................
Hy. E-------> M.E
M.E-------> Hy.E
T.E-------> M.E
Hy. E-------> T.E
The ratio of Volume to Mass , is called .....................
density
specific weight
specific volume
specific gravity
The specific gravity of WATER is ........................
0
1.5
1
2
What kind of product uses a spur gear?
Childs toy
Bottle opener
Clock
Bike
Which one's wrong?
v = u + at
v 2 = u 2 + 2as
s = ut + at2 / 2
s = u + v /2
If a number of forces are acting at a point, their resultant is given by
A. (∑V)2 + (∑H)2
B. √[(∑V)2 + (∑H)2]
C. (∑V)2 +(∑H)2 +2(∑V)(∑H)
D. √[(∑V)2 +(∑H)2 +2(∑V)(∑H)]
