Related Questions

The well-defined zones of seismic activity in the world where the largest number of earthquakes originates is ________
A Mediterranean Zone
B Circum Pacific Belt
C Mid oceanic Rift Valley Zone
D African Rift Valley Zone
The gigantic tidal waves produced by earthquakes are called
A Breakers
B Tsunamis
C Currents
D Drift
দুটি সুসঙ্গত উৎস থেকে λ দৈর্ঘ্যের দুটি তরঙ্গ সমদশায় বের হয় । একটি বিন্দুতে যেখানে তরঙ্গ দুটি মিলিত হয় সেখানে তাদের দশা পার্থক্য 90° । তরঙ্গ দুটির অতিক্রান্ত পথ পার্থক্য তখন কত ? ( Two coherent sources emit waves of wavelength λ which are in phase. which are in phase. The two waves meet at a point where they have a phase difference of 90°. Which of the following could be the traversed path difference between the waves?)
A 2λ
B λ
C λ/2
D λ/4
What are the name of the seismic sea waves which reach to coast at a very high force?
A Tides
B Tsunami
C Current
D Cyclone
Which is the proper order of seismic waves as they are received at seismograph station?
A L-wave, P-wave, S-wave
B P-wave, L-wave, S-wave
C P-wave, S-wave, L-wave
D S-wave, P-wave, L-wave
Earthquakes waves are of two types namely:
A Body waves and surface waves
B Circular and Body Waves
C Body Waves and Vertical Waves
D Circular and Vertical Waves
Tsunami waves are the undersea occurrence of earthquake exceeding 7.5 on Richter scale. Which one of the following statements regarding this is not correct?
A It often generates strong waves
B The pacific coasts are most vulnerable to Tsunami waves.
C Tsunami waves are also called high-energy tidal waves or seismic sea waves.
D Tsunami is a Latin word.
Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?
A indexed sectors
B sequential
C direct
D indexed direct
E None of the above
When storage space is scarce and physical records cannot span pages, creating multiple physical records from one logical relation will minimize wasted storage space.
A True
B False
The device which measures earthquakes is called the Richter scale.
A prevents
B weighs
C gauges
D calculates

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