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Sonar

Class 11 Geography के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

GeographyWhich instrumental approach is most useful for analysing 'invisible topography' of the ocean floor?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorExpert GeographyWhich measurement is most important while measuring sea depth using sonar?Class 11Water (Oceans)Relief of the ocean floorHard GeographyWhat is the relationship between bathymetry and sonar in studying the ocean floor?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorMedium GeographyWhy is sonar technology highly useful in studying the ocean floor?Class 11Water (Oceans)Relief of the ocean floorMedium GeographyWhy is the return time of sound waves important in measuring depth by sonar?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorMedium GeographyHow is ocean-floor depth found using sonar?Class 11Water (Oceans)Relief of the ocean floorEasy GeographyWhy are sound waves useful in the study of the ocean floor?Class 11Water (Oceans)Relief of the ocean floorEasy GeographyWhat does sonar use to find ocean floor depth?Class 11Water (Oceans)Relief of the ocean floorEasy GeographyWhich technique uses sound waves to map the ocean floor?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorMedium GeographyWhy is sonar useful for understanding the depth and shape of the ocean floor?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorMedium GeographyWhat is used for mapping the ocean floor?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorEasy GeographyWhat is the biggest advantage of using dredge samples and sonar data together in ocean-floor mapping?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorExpert GeographyWhat was the scientific weakness of old rope based sounding compared with modern sonar?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorExpert GeographyWhy is sound-speed correction applied in high-accuracy ocean-floor measurement?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorHard GeographyWhy were older maps of the ocean floor more incomplete?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorHard GeographyIn sound wave based ocean mapping if the signal takes more time to return what does it directly mean?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorHard GeographyWhy are sound waves more useful than light in ocean-floor mapping?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorHard GeographyWhat is the main advantage of multibeam mapping in ocean-floor survey?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorHard GeographyIn ocean-floor mapping by echo sounding, why is the travel time of sound divided by two while calculating depth?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorHard GeographyWhy can water temperature and salinity be indirectly important in sonar-based depth measurement?Class 11Distribution of Oceans and ContinentsMapping of the ocean floorMedium