RRB Group D 3-Oct-2018 Shift 1 Solved Paper
© examsiri.com
Question : 39 of 100
Marks:
+1,
-0
Which of the following statements is/are true/false about speed of sound in different media at 25 ºC?
A. In Oxygen gas, the speed of sound is 316 km/s.
B. In water (distilled), the speed of sound is 1498 km/s
A. In Oxygen gas, the speed of sound is 316 km/s.
B. In water (distilled), the speed of sound is 1498 km/s
Go to Question: