Fibre glass is a composite material of

A. Glass fibre in a polymer matrix

B. Glass fibre in a metallic matrix

C. Polymer fibre in a glassy matrix

D. Both 'b' & 'c'

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. __________ number determines whether the fluid flow in an open channel is supercritical, critical or…
  2. Multistage compression of air as compared to single stage compression offers the advantage of
  3. Specific gravity of a metal, which weighs 5 kg in air and 4 kg when submerged in water, will be
  4. Work study deals with the __________ study.
  5. Temper brittleness of a material can be fairly detected by the __________ test.
  6. The expected efficiency of a single riveted lap joint is of the order of 50%. If the thickness of the…
  7. Which one of the following is incombustible?
  8. Thermistors are used in __________ devices.
  9. The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where,…
  10. Exposure to __________ accelerates the degradation of plastics.
  11. Large diameter reinforced cement concrete (RCC) pipes are generally joined by __________ joint.
  12. Which of the following emissions in the exhaust gas of an I.C. engine causes the formation of photochemical…
  13. Maximum hardenability of steel depends upon its
  14. The escape velocity of a body on earth which is independent of its mass is about __________ km/second.
  15. The value of for air & most common gases can be safely assumed to be
  16. Glycerine is used as a coolant in cooling of some engines instead of water, because
  17. Holes for riveting purposes should be preferably made by
  18. Which of the following varies as the square root of oil pressure during atomisation of fuel oil through…
  19. Globular form of cementite is formed during the __________ process.
  20. Dielectric
  21. For an ideal gas, Cp - Cv is
  22. With increase in compression ratio, the volumetric efficiency of air compressor
  23. Out of the following, the __________ pipe has the least corrosion resistance.
  24. The heat released by cooling one mole of copper from 400 K to room temperature (300 K) is (assume :…
  25. Resilience of a bolt can be increased by increasing its
  26. Probability of cavitation occuring becomes very high, when the local __________ resulting in water bubbles…
  27. A metal having a Poisson's ratio = 0.3 is elastically deformed under uniaxial tension. If the longitudinal…
  28. Inertial forces are obtained, when the elastic forces are multiplied by __________ number.
  29. Thermal conductivity of a material does not depend upon its
  30. A material is capable of resisting softening at high temperature, because of its property termed as