Show the fbd/figure, given and formula used. A man whose mass is 70 kg walks up to the third floor of a building. This is a vertical height of 12 meters above the street level, a) how many joules of work had he done? b) By how much has he increased his potential energy?, c) If he climbs the stairs in 20 seconds, what was his rate of working in hp?
Show the fbd/figure, given and formula used. A man whose mass is 70 kg walks up to the third floor of a building. This is a vertical height of 12 meters above the street level, a) how many joules of work had he done? b) By how much has he increased his potential energy?, c) If he climbs the stairs in 20 seconds, what was his rate of working in hp?
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Show the fbd/figure, given and formula used.
A man whose mass is 70 kg walks up to the third floor of a building. This is a vertical height of 12 meters
above the street level, a) how many joules of work had he done? b) By how much has he increased his
potential energy?, c) If he climbs the stairs in 20 seconds, what was his rate of working in hp?
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