Home

Propulsion of rocket follows from the

A. Newton's second law of motion

B. Newton's third law of motion

C. Law of projectiles

D. Archimedes principle

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

You can do it
  1. Alumina, silica, lime and iron oxide are the basic raw material for the manufacture of Portland cement.…
  2. A highly elastic material is deformed least on loading and retains its original form on removal of the…
  3. The ratio of thermal & electrical conductivity is same for all the metals at the same temperature; and…
  4. Which one can be directly solidified from gaseous state without entering into liquid state?
  5. Identify the correct statement with reference to the extractive metallurgy of aluminium.
  6. The noble metals
  7. Brass parts with high residual tensile stress at the surface are susceptible to season cracking (i.e.…
  8. Isotropic materials have the same __________ in all directions.
  9. High relative humidity decreases the evaporative process and as the temperature is increased, the relative…
  10. Calorific value of __________ are almost same.
  11. Air-petrol ratio for maximum power generation in spark ignition engine is about
  12. While the recrystallisation temperature for pure metals is 0.3 Tm, the same for alloys is equal to __________…
  13. __________ pipe is the most suitable for carrying sanitary drainage.
  14. If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________…
  15. A solar cell converts the sunlight directly into __________ energy.
  16. Corona discharge is related to the operation of a/an
  17. The two elements required to form substitutional solid solution should not have
  18. The mechanism which changes the value of manipulated variable in response to the output signal from…
  19. The thickness of oxide film is y at time t. If are the temperature dependent constants, the parabolic…
  20. __________ furnace is generally used in the non-ferrous foundries.
  21. Which of the following has the highest modulus of elasticity (about 7 × 106 kg/cm2)?
  22. Ammonia gas can be dried by
  23. The phenomenon occurring during explosion of a hydrogen bomb is
  24. __________ is the hardest material out of the following.
  25. The following type of bonding is strongly directional in solids.
  26. Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature…
  27. Multistage compression of air as compared to single stage compression offers the advantage of
  28. Lead is poured into the joint between two- __________ pipes.
  29. Fine grained steels have
  30. The process of removal of scale formed during hot rolling of steel is termed as