8) Which material has minimum density

Carbon/Epoxy composites

Kevlar / Epoxy composites

Glass / Epoxy composites

Titanium alloy

Answer is:

Kevlar / Epoxy composites

ISRO Technician-B Fiber Reinforced Plastics Question Paper - 2019 (Set - 1) with Answer Key

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9) The most widely used composites are

bismaleimides

fiber-reinforced thermoplastic polymers

fiber-reinforced thermosetting polymers

phenolics

Answer is:

fiber-reinforced thermoplastic polymers

10) The mechanical properties of composites are significantly increased with the use of reinforcement material that consists of

finely ground particles

long oriented fibers

random chopped fiberglass material

graphite flakes

Answer is:

long oriented fibers

11) A person borrows Rs. 5000 at 4% p.a. simple interest. Then the interest to be paid at the end of the 2 years is

500

1000

300

400

Answer is:

400

12) Which of the following is cleaning agent used for composites?

Acetone

Iso-propyl alcohol

Tri-chloro etylene

All the above

Answer is:

All the above

ISRO Technician-B Fiber Reinforced Plastics Question Paper - 2019 (Set - 1) with Answer Key

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8) Which material has minimum density

Kevlar / Epoxy composites

ISRO Technician-B Fiber Reinforced Plastics Question Paper - 2019 (Set - 1) with Answer Key

Related ISRO Technician-B Fiber Reinforced Plastics Question Paper - 2019 (Set - 1) with Answer Key

9) The most widely used composites are

fiber-reinforced thermoplastic polymers

10) The mechanical properties of composites are significantly increased with the use of reinforcement material that consists of

long oriented fibers

11) A person borrows Rs. 5000 at 4% p.a. simple interest. Then the interest to be paid at the end of the 2 years is

400

12) Which of the following is cleaning agent used for composites?

All the above

ISRO Technician-B Fiber Reinforced Plastics Question Paper - 2019 (Set - 1) with Answer Key