Surveying
For accurate work, the steel band should always be used in preference to chain because the steel band

is easier to handle
can be easily repaired in the field
is lighter than chain
is practically inextensible and is not liable to kinks when in use

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Surveying
Spring tides are caused when

None of these
Solar tidal force acts opposite to lunar tidal force
Solar tidal force and lunar tidal force both coincide
Sun and moon are in line with earth

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