Asked: U.P. P.C.S. (Pre) 1990medium Level
QUESTION STATEMENT:द्विभाषी / Bilingual
निम्न में भूकंपमापी यंत्र कौन-सा है?
Which of the following is a seismological instrument?
SELECT CORRECT OPTION:
A
क्रैस्कोग्राफ
Crescograph
B
सीस्मोग्राफ
Seismograph
Correct
C
गीगर काउंटर
Geiger counter
D
रेनगेज
Rain gauge
Official Solution & Explanation:
Correct Answer: Option B(सीस्मोग्राफ)
सीस्मोग्राफ (Seismograph) भूकंपीय तरंगों के संसूचन (Detection) एवं मापन हेतु प्रयुक्त यंत्र है। कैस्कोग्राफ पौधों में वृद्धि मापने का यंत्र है जिसका आविष्कार जगदीश चंद्र बोस ने किया था।
A seismograph detects and records seismic waves generated by earthquakes. A crescograph measures plant growth, invented by Sir J.C. Bose.
Subject: General Science•Topic: Measuring Instruments and Scales•Subtopic: Measuring Instruments and Scales
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