Question: Pick up the correct statement from the following?

• 1. Hoop strain of the walls of a cylinder due to liquid is (pd/2tE) (1 – 1/2m)
• 2. Longitudinal strain in the walls of a cylinder due to liquid is (pd/2 tE) (1/2 – 1/m)
• 3. Volumetric change in the cylinder due to liquid is (pd/2tE) (5/2 – 2/m)
• 4. All the above

Question: For the close coil helical spring of the maximum deflection is__________________?

• 1. WD3n/d4N
• 2. 2WD3n/d4N
• 3. 4W²D3n/d4N
• 4. 8WD3n/d4N

Question: The desirable rate of change of cant deficiency in case of Metre Gauge is_______________?

• 1. 20 mm/sec
• 2. 35 mm/sec
• 3. 55 mm/sec
• 4. 65 mm/sec

Question: Number of cotters used in CST-9 sleepers is__________________?

• 1. 2
• 2. 3
• 3. 4
• 4. 5

Question: Number of keys used in CST-9 sleeper is_________________?

• 1. 2
• 2. 3
• 3. 4
• 4. none of the above

Question: Width of ballast section for Broad Gauge is_________________?

• 1. 1.83 m
• 2. 2.25 m
• 3. 3.35 m
• 4. 4.30 m

Question: The sleepers resting directly on girder are fastened to the top flange of girder by________________?

• 1. hook bolts
• 2. dog spikes
• 3. fang bolts
• 4. rail screws

Question: The nominal size of ballast used for points and crossings is___________________?

• 1. 25 mm
• 2. 40 mm
• 3. 50 mm
• 4. 10mm

Question: Dog spikes are used for fixing rail to the__________________?

• 1. wooden sleepers
• 2. CST-9 sleepers
• 3. steel trough sleepers
• 4. concrete sleepers

Question: Minimum composite sleeper index pres-cried on Indian Railways for a track sleeper is_______________?

• 1. 552
• 2. 783
• 3. 1352
• 4. 1455