PDF chapter test TRY NOW

Ram is standing \(165\ m\) behind Shyam. Shyam is standing '\(d\)' meters away from a wall in the same line. Ram claps and Shyam hears the echo of clap after \(2\ seconds\) he heard sound of direct clap. Find the value of '\(d\)'. (Assume speed of sound to be \(330\ ms^{−1}\))