Explanation: Section 356 (1) Whoever, by words either spoken or intended to be read, or by signs or by visible representations, makes or publishes in any manner, any imputation concerning any person intending to harm, or knowing or having reason to believe that such imputation will harm, the reputation of such person, is said, except in the cases hereinafter excepted, to defame that person.
If 180-meter-long train crosses a pole in 18 seconds, find the speed of train in kilo meter/hour.