Material Handling System - Mechanical Engineering (MCQ) questions and answers

1)   Which of the following is a property of bulk load?

a. Hardness
b. Cake forming tendency
c. Suspension part
d. Weight
Answer  Explanation 

ANSWER: Cake forming tendency

Explanation:
No explanation is available for this question!


2)   An inclined belt conveyor is used for loading goods. If speed of the belt having 1500 mm width is 3 m/s then what is the volumetric capacity of the conveyor?
(For 21o, k= 2.35 x 10–4)


a. 1.19 x 10-3 m3/s
b. 1.75 x 10-3 m3/s
c. 1.5 x 10-3 m3/s
d. 2.5 x 10-3 m3/s
Answer  Explanation 

ANSWER: 1.19 x 10-3 m3/s

Explanation:
No explanation is available for this question!


3)   What is the mass capacity of flat belt conveyor if volumetric capacity 0.55 m3/hr? (ρ = 1500 kg/m3)

a. 825 tons/hr
b. 825 kg/hr
c. 2.727 tons/hr
d. 2722 kg/hr
Answer  Explanation 

ANSWER: 825 kg/hr

Explanation:
No explanation is available for this question!


4)   Which of the following is not a hoisting equipment with lifting gear?

a. Cage elevators
b. Jib cranes
c. Pulleys
d. Troughed belts
Answer  Explanation 

ANSWER: Troughed belts

Explanation:
No explanation is available for this question!


5)   What are bulk loads?

a. Lump of material
b. Single rigid mass
c. Homogeneous particles
d. Heterogeneous particles
Answer  Explanation 

ANSWER: Single rigid mass

Explanation:
No explanation is available for this question!


6)   Which belt conveyor prevents sliding down of material at an inclination of 55o with horizontal?

a. Flat belt conveyor
b. Troughed belt conveyor
c. Blanket belt conveyor
d. Woven wire belt conveyors
Answer  Explanation 

ANSWER: Blanket belt conveyor

Explanation:
No explanation is available for this question!


7)   Which of the following statements is false for troughed belt conveyors?

1. Troughed belt conveyors use flexible belts
2. They contain five idlers
3. Depth of trough decreases with increasing number of idlers
4. Flexibility of belt increases as depth of trough decreases


a. 1 and 2
b. 2 and 3
c. 3 and 4
d. None of the above
Answer  Explanation 

ANSWER: 3 and 4

Explanation:
No explanation is available for this question!


8)   Which of the following belt conveyors have low volume carrying capacity?

a. Flat belts
b. Troughed belts
c. Both a. and b.
d. None of the above
Answer  Explanation 

ANSWER: Flat belts

Explanation:
No explanation is available for this question!


9)   Which discharge method provides only intermediate discharge for low speed flat belt conveyor?

a. Plow discharge
b. Tripper discharge
c. Both a. and b.
d. None of the above
Answer  Explanation 

ANSWER: Plow discharge

Explanation:
No explanation is available for this question!


10)   Mass capacity of a conveyor is 200 ton/hr, if speed of the belt is 4 m/s then what is the width of horizontal flat belt conveyor carrying the load? (Surcharge factor = 0.075 & ρ = 1000 kg/m3)

a. 499.23 mm
b. 500.0 mm
c. 533.7 mm
d. Insufficient data
Answer  Explanation 

ANSWER: 533.7 mm

Explanation:
No explanation is available for this question!