Most Important Opencast Mining Questions and Answers MCQ Part - I

Mining Engineering MCQ Questions with Solutions

1. The output from surface continuous miner is million cubic meters per year?

A) 2
B) 4
C) 6
D) 10

Answer:

C) 6

2. One of the example for hydraulic excavator is?

A) Tractor shovel
B) Poclain shovel
C) Dipper shovel
D) Drag line

Answer:

A) Tractor shovel

3. Stripper shovels are mostly deployed for?

A) Coal
B) Overburden
C) Hard rock
D) Very hard rock

Answer:

B) Overburden.

4. A stripper shovel is modification of?

A) Pull shovel
B) Tripper
C) Dipper shovel
D) None

Answer:

A) Pull shovel

5. Pull shovel also termed as?

A) Hoe
B) Drag shovel
C) Back hoe
D) All

Answer:

D) All

6. Drag shovels commonly used to load into?

A) Tractor
B) Dumper
C) Buckets
D) Back fill

Answer:

B) Dumper

7. The shovel employed for digging below the level on which it stands?

A) Stripper shovel
B) Hoe
C) Tractor shovel
D) Dozer

Answer:

B) Hoe

8. The limiting dip for shovel dumper combination?

A) 3°
B) 4°
C) 5°
D) 6°

Answer:

B) 4°

9. Limiting gradient for drag line?

A) 8°
B) 12°
C) 16°
D) 20°

Answer:

B) 12°

10. The limiting gradient of ordinary vehicles is _________ from the horizontal?

A) 1 in 6
B) 1 in 5
C) 1 in 10
D) 1 in 15

Answer:

A) 1 in 6