Question

A student of E & L school lifts water from a well 25 meter deep. If the work done by the student is 500J, then find the volume of the water( Take g=10 m/s^2)

Answer 1

P=  

time

(mass×g×height)

​  

 

P=  

20×60

6×10×(35−(−2))

​  

=1.85kw