Download GTU BE/B.Tech 2018 Winter 5th Sem New 2152201 Mining Machinery Ii Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-V (NEW) EXAMINATION — WINTER 2018

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Instructions:

1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

1. (a) Write the importance of Angle of fleet. [03]
   

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   (b) Draw a layout of winding system with skip and cage. [04]
   (c) Explain the head gear design with proper figure. [07]
2. (a) Describe the main purpose of headgear. [03]
   (b) Differentiate between rigid guides & rope guides. [04]
   (c) Give the pit-top layout with a shunk back arrangement. [07]
   

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   OR
   (c) Explain working of (1) Gathering arm loader (2) Flight loader. [07]
3. (a) Write the application of detaching hook in head gear. [03]
   (b) Describe the application of cage. [04]
   (c) Explain the koepe winder with neat sketch. [07]
   

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   OR
   (c) Write a short note on tipplers. [07]
4. (a) Describe the application of skip. [03]
   (b) Explain the drum winder with neat sketch. [04]
   (c) Write the working of rope in friction winding. [07]
   

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   OR
   (a) Describe the working of continuous miners. [03]
   (b) Write a note on Ward Leonard Control. [04]
5. (a) What do you understand by winding? [03]
   (b) What is the role of signaling system in winding? [04]
   

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   (c) Write a note on coal cutting-mechanism. [07]
   OR
   (a) Why tail rope is used behind cage? [03]
   (b) Write a short note on-coal plough. [04]
   (c) Write a short note on mechanical braking system of winding system. [07]

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6. (a) Write the function of safety catches. [03]
   (b) Write a short note on creeper. [04]
   (c) Write a short note on electrical braking system of winding system. [07]

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