Multiple choice question XXII — task. Science CBSE, Class 9.

PDF chapter test TRY NOW

A sonar device fitted in a submarine receives an echo \(4\ s\) later the signal is transmitted towards another submarine \(3060\ m\) away. Find the speed of sound in water.

\(1250\ ms^{-1}\)
\(1352\ ms^{-1}\)
\(1530\ ms^{-1}\)
\(1600\ ms^{-1}\)

Previous exercise

Exit to the topic

Next exercise

Send feedback

Did you find an error?

Send it to us!

22. Multiple choice question XXII

Exercise condition: