UGC NET Paper 1 — Physics
40 questions across 8 years
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4 questions shown from 2024.
In a breeder reactor
In nuclear reactors, 'moderators' are substances. A. That slows down neutron B. That limits the chain reaction C. That helps to sustain the chain reaction D. Without which chain re...
नामिकीय (न्यूक्लियर) रिएक्टरों में मंदक वे पदार्थ होते है A. जो न्यूट्रान की गति धीमी कर देते हैं B. जो श्रृंखला प्रतिक्रिया को सीमित कर देते हैं C. जो श्रृंखला प्रतिक्रिया को बनाए...
Which of the following are true about sound ? (A) 10 decibel (dB) increase in sound is equal to 10 fold increase in sound intensity (B) 20 dB increase in sound is equal to 20 fold...