ऊष्मा प्रश्न 10
प्रश्न: ध्वनि उच्च वेग से चलती है यदि
विकल्प:
A) माध्यम का दाब घटाया जाए
B) माध्यम का ताप बढ़ाया जाए
C) माध्यम की आर्द्रता बढ़ाई जाए
D) उपरोक्त [b] और [c] दोनों
Show Answer
उत्तर:
सही उत्तर: D
BETA
The Ministry of Education has launched the SATHEE initiative in association with IIT Kanpur to provide free guidance for competitive exams. SATHEE offers a range of resources, including reference video lectures, mock tests, and other resources to support your preparation. Please note that participation in the SATHEE program does not guarantee clearing any exam or admission to any institute.