Quiz Questions

Question 1 1 Marks

Why universal numbering system is adopted for different refrigerants?

A

Identifying the refrigerant's names

B

Mixing the lubricant combination

C

Fixing the drier combination

D

Identify the systems

Question 2 1 Marks

Which type of insulating material is used for making ice box to cool beverages?

A

Tar felt

B

Glass wool

C

Fibre glass

D

Thermocole

Question 3 1 Marks

How to safe guard the hands while handling glass wool?

A

Wearing goggles

B

Wearing gloves

C

Using mask

D

Using shoes

Question 4 1 Marks

What is the advantage of universal colour coding of refrigerant cylinders?

A

Easy to identify

B

Make good appearance

C

Prevent corrosion on cylinder

D

Provide extra strength to cylinder

Question 5 1 Marks

How much is the maximum capacity of refrigerant to be filled in a returnable service cylinder?

A

Up to 95%

B

Up to 90%

C

Up to 85%

D

Up to 80%

Question 6 1 Marks

Which refrigerant is inactive to ozone layer?

A

R 12

B

R 13

C

R 22

D

R 134a

Question 7 1 Marks

Which position is safe for storing refrigerant cylinder?

A

Upside down

B

Horizontal

C

Inclined

D

Upright

Question 8 1 Marks

Which is the green house gas?

A

Oxygen of atmospheric air

B

Chlorofluoro carbon in air

C

Helium of atmospheric air

D

Neon of atmospheric air

Question 9 1 Marks

What is the cylinder colour code of R 22 refrigerant?

A

White

B

Green

C

Orchid

D

Orange

Question 10 1 Marks

Which gas is universally taken as the basic reference for GWP?

A

SO2

B

CO2

C

NH3

D

AIR

Question 11 1 Marks

How numerical designations of inorganic refrigerants are assigned?

A

Divide 700 to molecular mass of compound

B

Multiply 700 to molecular mass of compound

C

Adding 700 to molecular mass of compound

D

Subtracting 700 from molecular mass of compound

Question 12 1 Marks

What is the name of process that changes the used refrigerant to new product?

A

Recover

B

Recycle

C

Reclaim

D

Manufacture

Question 13 1 Marks

How to prevent the small pieces of glass wool affecting the eyes?

A

Wearing goggles

B

Wearing gloves

C

Using mask

D

Using shoes

Question 14 1 Marks

Why HCFC 22 refrigerant is recycled?

A

Decrease the cost of production

B

Make use of the same lubricant

C

Reduce ODP and GWP of environment

D

Increase the efficiency of RAC systems

Question 15 1 Marks

Which property is desirable for an ideal refrigerant?

A

High boiling point

B

High freezing point

C

High specify volume

D

High latent heat value

Question 16 1 Marks

What is the weight force of a car has a mass of 800 kg?(Take g = 9.81m/sec)

A

7848 Newton

B

7748 Newton

C

7847 Newton

D

7487 Newton

Question 17 1 Marks

What is the mass in gram, if a force of 15 dyres acting on a mass m producing an acceleration of 2.5 cm/sec2?

A

9 grams

B

8 grams

C

7 grams

D

6 grams

Question 18 1 Marks

What is the volume of mercury in cm3, if the mass (m) of mercury is 136 grams (g) and density (r) of mercury is 13.6 g/cm3?

A

136 cm3

B

13.6 cm3

C

10.6 cm3

D

10.0 cm3

Question 19 1 Marks

What is the specific gravity of the solid, if density of the solid is 19.5 g/cm3?

A

8

B

18.5

C

19

D

19.5

Question 20 1 Marks

What is the force with which a body is attracted by the earth towards its centre?

A

Mass

B

Weight

C

Volume

D

Density

Question 21 1 Marks

What is termed as the quantity of matter contained in a body?

A

Density

B

Volume

C

Mass

D

Specific gravity

Question 22 1 Marks

What is called the ratio between the density of a substances density of water at 4 Degree Centigrade?

A

Density

B

Specific gravity

C

Mass

D

Weight

Question 23 1 Marks

What is the block weighs (W) in kg, if volume (V) is 320 cm3 and density 8.9 g/cm3?

A

2.948 kg

B

2.848 kg

C

2.648 kg

D

2.448

Question 24 1 Marks

What is the density (r) in g/cm3 of an iron cube, if it weighs (W) 4.8 kg and volume (V) is 640 cm,3?

A

6.6 g/cm3

B

6.9 g/cm3

C

7.2 g/cm3

D

7.5 g/cm3

Question 25 1 Marks

What is the specific gravity of the metal, if the weighs 6.5 kgf in air and 3.5 kgf in water?

A

6.166

B

3.166

C

2.166

D

1.166

Question 26 1 Marks

Identify the conventional symbol of material? | ವಸ್ತುವಿನ ಕನ್ವೇಷನಲ್ ಚಿಹ್ನೆಯನ್ನು ಗುರುತಿಸಿ?

A

Water | ನೀರು

B

Concrete | ಕಾಂಕ್ರೀಟ್

C

Asbestos | ಆಸ್ಬೆಸ್ಟೋಸ್

D

Glass | ಗಾಜು

Question 27 1 Marks

Identify the name of prism? | ಪ್ರಿಸ್ಮ್ ಹೆಸರನ್ನು ಗುರುತಿಸುವುದೇ?

A

Square prism | ಚದರ ಪ್ರಿಸ್ಮ್

B

Pentagonal prism | ಪೆಂಟಗೋನಲ್ ಪ್ರಿಸ್ಮ್

C

Triangular prism | ತ್ರಿಕೋನ ಪ್ರಿಸ್ಮ್

D

Hexagonal prism | ಷಡ್ಭುಜೀಯ ಪ್ರಿಸ್ಮ್

Question 28 1 Marks

Identify the name of the triangle? | ತ್ರಿಕೋನದ ಹೆಸರನ್ನು ಗುರುತಿಸುವುದೇ?

A

Equilateral triangle | ಸಮಕೋನ ತ್ರಿಕೋನ

B

Isosceles triangle | ಸಮದ್ವಿಬಾಹು ತ್ರಿಭುಜ

C

Scalene triangle | ಸ್ಕೇಲಿನ್ ತ್ರಿಕೋನ

D

Right angle triangle | ಬಲ ಕೋನ ತ್ರಿಕೋನ

Question 29 1 Marks

Which arrow head is correct as per standard? | ಮಾನದಂಡದ ಪ್ರಕಾರ ಯಾವ ಬಾಣದ ಹೆಡ್ ಸರಿಯಾಗಿದೆ?

A

B

C

D

Question 30 1 Marks

Identify the name of tool? | ಉಪಕರಣದ ಹೆಸರನ್ನು ಗುರುತಿಸುವುದೇ?

A

Hawk-billed shear | ಹಾಕ್-ಬಿಲ್ಡ್ ಷಿಯರ್

B

Aviation shear | ಏವಿಯೇಷನ್ ಷಿಯರ್

C

Cutting plier | ಕಟಿಂಗ್ ಪ್ಲೈಯರ್

D

Double cutting shear | ಡಬಲ್ ಕಟಿಂಗ್ ಷಿಯರ್

Question 31 1 Marks

Which dimension correctly marked in the circle as per standard? | ಮಾನದಂಡದ ಪ್ರಕಾರ ವೃತ್ತದಲ್ಲಿ ಯಾವ ಆಯಾಮವನ್ನು ಸರಿಯಾಗಿ ಗುರುತಿಸಲಾಗಿದೆ?

A

B

C

D

Question 32 1 Marks

Identify the conventional symbol of material? | ವಸ್ತುವಿನ ಕನ್ವೇಷನಲ್ ಚಿಹ್ನೆಯನ್ನು ಗುರುತಿಸಿ?

A

Steel | ಸ್ಟೀಲ್

B

Wood | ಮರ

C

Glass | ಗಾಜು

D

Concrete | ಕಾಂಕ್ರೀಟ್

Question 33 1 Marks

Which drawing dimension is correct as per standard drawing practice? | ಸ್ಟ್ಯಾಂಡರ್ಡ್ ಡ್ರಾಯಿಂಗ್ ಅಭ್ಯಾಸದ ಪ್ರಕಾರ ಯಾವ ಡ್ರಾಯಿಂಗ್ ಆಯಾಮ ಸರಿಯಾಗಿದೆ?

A

B

C

D

Question 34 1 Marks

Identify the conventional symbol of material? | ವಸ್ತುವಿನ ಕನ್ವೇಷನಲ್ ಚಿಹ್ನೆಯನ್ನು ಗುರುತಿಸಿ?

A

Concrete | ಕಾಂಕ್ರೀಟ್

B

Steel | ಸ್ಟೀಲ್

C

Wood | ಮರ

D

Glass | ಗಾಜು

Question 35 1 Marks

Identify the conventional symbol of material? | ವಸ್ತುವಿನ ಕನ್ವೇಷನಲ್ ಚಿಹ್ನೆಯನ್ನು ಗುರುತಿಸಿ?

A

Lead | ಲೀಡ್

B

Glass | ಗಾಜು

C

Wood | ಮರ

D

Paper | ಪೇಪರ್

Why universal numbering system is adopted for different refrigerants?

Which type of insulating material is used for making ice box to cool beverages?

How to safe guard the hands while handling glass wool?

What is the advantage of universal colour coding of refrigerant cylinders?

How much is the maximum capacity of refrigerant to be filled in a returnable service cylinder?

Which refrigerant is inactive to ozone layer?

Which position is safe for storing refrigerant cylinder?

Which is the green house gas?

What is the cylinder colour code of R 22 refrigerant?

Which gas is universally taken as the basic reference for GWP?

How numerical designations of inorganic refrigerants are assigned?

What is the name of process that changes the used refrigerant to new product?

How to prevent the small pieces of glass wool affecting the eyes?

Why HCFC 22 refrigerant is recycled?

Which property is desirable for an ideal refrigerant?

What is the weight force of a car has a mass of 800 kg?(Take g = 9.81m/sec)

What is the mass in gram, if a force of 15 dyres acting on a mass m producing an acceleration of 2.5 cm/sec<sup>2</sup>?

What is the volume of mercury in cm3, if the mass (m) of mercury is 136 grams (g) and density (r) of mercury is 13.6 g/cm3?

What is the specific gravity of the solid, if density of the solid is 19.5 g/cm<sup>3</sup>?

What is the force with which a body is attracted by the earth towards its centre?

What is termed as the quantity of matter contained in a body?

What is called the ratio between the density of a substances density of water at 4 Degree Centigrade?

What is the block weighs (W) in kg, if volume (V) is 320 cm3 and density 8.9 g/cm<sup>3</sup>?

What is the density (r) in g/cm3 of an iron cube, if it weighs (W) 4.8 kg and volume (V) is 640 cm,<sup>3</sup>?

What is the specific gravity of the metal, if the weighs 6.5 kgf in air and 3.5 kgf in water?

Identify the conventional symbol of material? | ವಸ್ತುವಿನ ಕನ್ವೇಷನಲ್ ಚಿಹ್ನೆಯನ್ನು ಗುರುತಿಸಿ?

Identify the name of prism? | ಪ್ರಿಸ್ಮ್ ಹೆಸರನ್ನು ಗುರುತಿಸುವುದೇ?

Identify the name of the triangle? | ತ್ರಿಕೋನದ ಹೆಸರನ್ನು ಗುರುತಿಸುವುದೇ?

Which arrow head is correct as per standard? | ಮಾನದಂಡದ ಪ್ರಕಾರ ಯಾವ ಬಾಣದ ಹೆಡ್ ಸರಿಯಾಗಿದೆ?

Identify the name of tool? | ಉಪಕರಣದ ಹೆಸರನ್ನು ಗುರುತಿಸುವುದೇ?

Which dimension correctly marked in the circle as per standard? | ಮಾನದಂಡದ ಪ್ರಕಾರ ವೃತ್ತದಲ್ಲಿ ಯಾವ ಆಯಾಮವನ್ನು ಸರಿಯಾಗಿ ಗುರುತಿಸಲಾಗಿದೆ?

Identify the conventional symbol of material? | ವಸ್ತುವಿನ ಕನ್ವೇಷನಲ್ ಚಿಹ್ನೆಯನ್ನು ಗುರುತಿಸಿ?

Which drawing dimension is correct as per standard drawing practice? | ಸ್ಟ್ಯಾಂಡರ್ಡ್ ಡ್ರಾಯಿಂಗ್ ಅಭ್ಯಾಸದ ಪ್ರಕಾರ ಯಾವ ಡ್ರಾಯಿಂಗ್ ಆಯಾಮ ಸರಿಯಾಗಿದೆ?

Identify the conventional symbol of material? | ವಸ್ತುವಿನ ಕನ್ವೇಷನಲ್ ಚಿಹ್ನೆಯನ್ನು ಗುರುತಿಸಿ?

Identify the conventional symbol of material? | ವಸ್ತುವಿನ ಕನ್ವೇಷನಲ್ ಚಿಹ್ನೆಯನ್ನು ಗುರುತಿಸಿ?