21:["$","div",null,{"className":"px-6 pb-6","children":[false,["$","div",null,{"className":"text-foreground leading-relaxed mb-6","children":["$","div",null,{"className":"question-html prose dark:prose-invert max-w-none","dangerouslySetInnerHTML":{"__html":"

A man sets his watch by a whistle blown 2.0 km away ( $v = 340$ m/s). By\nhow many seconds is his watch slow? (answer in $s$ ).

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$t = 2000/340 = 5.88$ s.

"}}]}]]}]]}]]}]

Physics - Sound Wave Question with Solution | TestHub

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