How much work does the passenger do

Reference no: EM13675058

An airplane passenger carries a 215-N suitcase up the stairs, a displacement of 4.20 m vertically and 4.60 m horizontally.

1. How much work does the passenger do?

2. The same passenger carries the same suitcase back down the same stairs. How much work does the passenger do now?

Reference no: EM13675058

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