Q. Which class of earthquakes are most destructive?

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Q. How many types of earthquakes are classified based on the cause of origin?

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Q. Which earthquake is caused due to faulting or relative displacements of blocks of the crust of the earth along rupture planes?

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Q. Earthquakes originating due to volcanic eruptions or landslides are called __________

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Q. The number of classes of earthquakes based on magnitude of Ritcher scale are __________

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Q. The shallow earthquakes occur very rare.

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Q. Volcanic earthquakes are rarely felt outside the regions of inactive volcanoes.

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Q. Which earthquake is local in nature and rarely occurring?

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Q. Which theory is acclaimed as a satisfactory explanation about the cause of earthquakes?

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Q. The phase during which the stored elastic energy is released is __________

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Q. Foreshocks are often recorded in which phase?

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Q. The phase which involves restoration to state of equilibrium is __________

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Q. Earthquakes occur at which portion of plates?

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Q. The inner regions of plates are free from tectonic earthquakes.

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Q. The plate movements at boundaries are __________

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Q. Rocks behave as ________ masses towards operating stresses.

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Q. Structures built on which land have to withstand greater risk during earthquakes?

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Q. What do the rocks undergo during seismic shocks?

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Q. What should be the type of foundation for concrete and masonry buildings?

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Q. What is the characteristic of walls for quake resistant buildings?

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