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111.

To increase the strength of plate sleepers, the

A.	bearing plates	B.	stiffeners
C.	anchors

112.

In plate sleepers, the plate is provided with projecting ribs in the bottom in order to

A.	provide a grip in the ballast	B.	check the lateral movement of the sleeper
C.	either (a) or (b)	D.	both (a) and (b)

113.

A CST - 9 sleeper is

A.	same as pot sleeper	B.	same as plate sleeper
C.	a combination of plate, pot and box sleeper	D.	none of these

114.

The mass of a cast iron sleeper is

A.	56 kg	B.	78.4 kg
C.	113.4 kg	D.	121.8 kg

115.

A CST - 9 sleeper consists of

A.	two inverted pots on either side of the rail seat	B.	a single two way key on the gauge side
C.	both (a) and (b)	D.	none of these

116.

The main disadvantage of cast iron sleeper is

A.	that they are liable to crack	B.	that they are liable to break
C.	that they are liable to get rusted	D.	both (a) and (b)

117.

R.C.C. sleepers are used in railways due to their

A.	suitability for track circuiting	B.	capacity to maintain the gauge properly
C.	heavy weight which improves the track modulus	D.	all of the above

118.

A mono-block sleeper has a square cross - section.

Right

Wrong

119.

Which of the following statement is wrong?

A.	The pot sleepers can be used if degree of the curve is more than 4?	B.	Track circuiting is not possible in R.C.C. sleepers.
C.	The effective bearing area of all types of sleepers is not the same.	D.	all of the above

120.

The number of sleepers used per rail length on the track is known as

A.	sleeper strength	B.	sleeper density
C.	sleeper ratio	D.	all of these