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ISRO Technician-B Plumber 2017
22

ISRO Technician-B Plumber Question Paper - 2017 (Set - 1) with Answer Key

22) Which of the following is connected with firefighting equipment during fire?

Pump

Valve

Water meter

Hydrant

Answer is:

Hydrant

ISRO Technician-B Plumber Question Paper - 2017 (Set - 1) with Answer Key

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Related ISRO Technician-B Plumber Question Paper - 2017 (Set - 1) with Answer Key

23) Which of the following does not require pumps for the efficient distribution of water?

Gravity system

Pumping system

Dual system

All of these

Answer is:

Gravity system

24) PVC stands for

Polyvinyl Chloride

Polythene Vinyl Chloride

Phosphorous Vanadium Carbide

Plastic Very Compact

Answer is:

Polyvinyl Chloride

25) The valve which prevents back flow of water is known as

Gate valve

Ball valve

Check valve

Stop valve

Answer is:

Check valve

26) Two numbers whose sum is 24 and product is 143 are

13, 11

12, 12

8, 16

none of these

Answer is:

13, 11

ISRO Technician-B Plumber Question Paper - 2017 (Set - 1) with Answer Key

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