In cities, water from an overhead tank is supplied to houses using the – McqOptions

MCQOPTIONS

1.	In cities, water from an overhead tank is supplied to houses using the principle of (i) difference in pressure. (ii) gravitational force. (iii) decrease of friction m pipes.
A.	Only (i)
B.	Only (i) and (ii)
C.	Only (ii) and (iii)
D.	(i), (ii) and (iii)
Answer» C. Only (ii) and (iii)

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