Question 1
1 Marks
What is the percentage of copper if the casting weight of copper 42.3 kg and tin weight 2.7 kg?
Question 2
1 Marks
Convert 0.456 decimal fraction into percentage?
Question 3
1 Marks
A motor cycle tyre is sold for Rs 300/- what is the purchase price if 25% profit is added to it.
Question 4
1 Marks
Convert 52% into fraction?
Question 5
1 Marks
What is the x value for x<sup>2</sup> + 62 = 126?
Question 6
1 Marks
How many days a mechanic takes to assemble 64 machines if he assembles 8 machines in 3 days?
Question 7
1 Marks
What is the decimal fraction of conversion of 18.5%?
Question 8
1 Marks
What is the definition of ratio?
Question 9
1 Marks
What is the length L2, if total length (L) is 2.75 metre and L1:L2 = 2:3?
Question 10
1 Marks
How much is 8% of 40 kg?
Question 11
1 Marks
What will be the rpm of smaller gear if a 180 mm dia meshes with 60 mm dia gear and the bigger gear makes 60 rpm?
Question 12
1 Marks
What is the square root of decimal number 550.37?
Question 13
1 Marks
What percentage of 80 is 20?
Question 14
1 Marks
What is the square root of 0.017?
Question 15
1 Marks
What is the ratio of 4 kg to 800 grams?
Question 16
1 Marks
Which insulating material is used for making switches?
Question 17
1 Marks
What is the name of the property of an insulation that should brake down or puncture on application of high voltage?
Question 18
1 Marks
Which one is non-metal?
Question 19
1 Marks
What is the other name of low carbon steel?
Question 20
1 Marks
Which one of the following properties is the mechanical properties of metal?
Question 21
1 Marks
Which alloy steel is used to make permanent magnets?
Question 22
1 Marks
Which among the following is an insulator?
Question 23
1 Marks
What is the name of furnace to obtained cast iron?
Question 24
1 Marks
Which is brittle metal?
Question 25
1 Marks
Which metal cannot be forged?
Question 26
1 Marks
Which property of metal has its power of returning to its original shape after the applied force is released?
Question 27
1 Marks
Which rubber is used as insulator for power cables and control wires?
Question 28
1 Marks
Which alloy steel is using for making precious instrument?
Question 29
1 Marks
What is the carbon percentage in high carbon steel?
Question 30
1 Marks
What is the carbon percentage in low carbon steel?
Question 31
1 Marks
Which steel is used for making files and cold chisel?
Question 32
1 Marks
Which metal is widely used for making casting of machinery parts?
Question 33
1 Marks
Which property of a metal possessed by it melts when heat is applied?
Question 34
1 Marks
What is the ore of aluminium?
Question 35
1 Marks
Which metal contains iron as a major content?
Question 36
1 Marks
Which property of material enables to formation of permanent deformation without fracture?
Question 37
1 Marks
Which mechanical property of a metal offers resistance to elastic deformation in a cutting tool?
Question 38
1 Marks
Which insulator is used in over head lines?
Question 39
1 Marks
Which alloy used in electric lamp as filament?
Question 40
1 Marks
Which property of a metal enables it by which it can be drawn out into wires under tension without rupture?
Question 41
1 Marks
What is the name of the metal which do not contain iron?
Question 42
1 Marks
Which cast iron cannot be welded?
Question 43
1 Marks
Which furnace is used to get pig iron from iron ore?
Question 44
1 Marks
What is the carbon percentage in medium carbon steel?
Question 45
1 Marks