Q.1

Pick up the correct statement from the following:

  • The tides at any place occur a little less than 1 hour later, each succeeding day
  • The difference in time in solar hours and minutes from any lunar transit to the succeeding transit, is called high water level
  • The influence of the earth's gravity alone produces level-tidal less sea
  • The spinning force is maximum at the equator and zero at the poles
  • All of the above.
Q.2

The important component of a sea port is

  • terminal buildings
  • the docks
  • the harbour
  • all of these.
Q.3

Pick up the correct statement from the following:

  • the Mediterranean sea is considered to be a huge harbour
  • the Caspean sea is considered to be a big harbour
  • the Red sea is considered to be harbour
  • none of the above.
Q.4

Pick up the correct statement function following:

  • The coarse material which has a smaller angle of repose, causes a steeper beach slope
  • The coarse material which has a greater angle of repose, causes a steeper beach slope
  • The flattening out of the beach is caused due to the movement of small and uniform particles leeward.
  • both (b) and (c).
Q.5

Cretans :

  • are the harbours established on the island south east of Greek mainland
  • are the natives of crete, an island south of Greek mainland
  • are the plants, grown in the neighbourhood of harbours
  • none of the above.
Q.6

According to the recommendations of International Navigational Congress inthe ratio of length to width at the entrance for cargo vessels is

  • 5.5 and 6.0 to 1
  • 6.2 and 6.8 to 1
  • 7.4 and 7.8 to 1
  • 8.2 and 8.5 to 1
Q.7

Pick up the correct statement from the following:

  • a harbour without any port complex, is called a refuge harbour
  • a harbour used for fishery, is called fishery harbour
  • the terminal building of a commercial harbour consists of an administrative block, customs clearance and ware-houses.
  • all the above.
Q.8

The fixed mooring does not require

  • mooring post
  • bollard
  • anchors
  • capstan.
Q.9

Pick up the correct statement from the following:

  • An artificial barrier which makes the enclosed area safe for anchorage of ships, is known as break water
  • The break water whose inside is used as a plateform for loading and unloading is called a mole
  • The length of the quay wall is governed by the length of the largest vessel likely to be berthed
  • All the above.
Q.10

Buoys which support the cables to which vessels are attached are of

  • cylindrical shape
  • drum
  • pear shaped
  • spherical shape
  • all of these.
Q.11

Pick up the correct statement from the following:

  • The regular periodic rise and fall of the surface of the sea, is called tide.
  • The average difference in water level between high tide and low tide at a place, is called tidal range
  • The movement of water caused by the action of tide, is called a tidal current
  • all of the above.
Q.12

The low water datum for a lake is defined as the surface of the lake when it is at elevation

  • 180.5 m above M.S.L.
  • 190.5 m above M.S.L.
  • 170.5 m above M.S.L.
  • 200.0 m above M.S.L.
Q.13

The beach is built:

  • with largest material locally available to the waves
  • with large material locally available to the waves
  • with fine material locally available to the waves
  • with finest material locally available to the waves.
Q.14

Pick up the correct statement from the following:

  • The breakwater which can be used as a platform for loading and unloading of cargo is called a mole
  • The brick masonry retaining wall which is used for loading and unloading of cargo is called guay wall
  • Three types of break waters are generally provided in harbours
  • All of the above.
Q.15

Depth of borings for soil investigation, is generally kept below low water level

  • 30 m
  • 35 m
  • 45 m
  • 40 m
Q.16

Which one of the following land marks on the coast line must be depicted on hydrographic maps ?

  • shore line
  • light houses
  • church spires
  • all the above.
Q.17

Flow of air from one place to the other is caused due to

  • the sum of elevation
  • pressure head
  • velocity head
  • all of the above.
Q.18

A harbour is a place where

  • ships get shelter and protection against destructive forces due to sea waves
  • facilities are provided for receiving cargo and passengers
  • port buildings are constructed for commercial purposes
  • all the above.
Q.19

Which one of the following land marks on the coast line must be depicted on hydrographic maps ?

  • shore line
  • light houses
  • church spires
  • all the above.
Q.20

A harbour is a place where

  • ships get shelter and protection against destructive forces due to sea waves
  • facilities are provided for receiving cargo and passengers
  • port buildings are constructed for commercial purposes
  • all the above.
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