27 real Construction Equipment questions from the Site & Project Mgmt bank, as asked in Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd — free to start.
1. What is Batching plant?
Junior
A.6 to 10 m³ drum truck agitating at 2 to 6 rpm, with IS 4926 requiring discharge within 2 hours unless a retarder is used
B.weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete
C.bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
D.cycles per 50-minute hour times capacity times job and management factors, so a rated output is only met with good haul roads and supervision
2. Which term means: "weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete"?
A.Batching plant — sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
B.Batching plant — vibratory rollers of 8 to 10 t for granular layers, pneumatic tyred rollers to finish bituminous mats and padfoot rollers for clayey soil
C.Batching plant — bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
D.Batching plant — weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete
A.Transit mixer — rotary rig with kelly bar and auger for bored piles up to 1500 mm and 60 m, hydraulic hammer for driven piles, DMC rig for small budget bores
B.Transit mixer — vibratory rollers of 8 to 10 t for granular layers, pneumatic tyred rollers to finish bituminous mats and padfoot rollers for clayey soil
C.Transit mixer — 6 to 10 m³ drum truck agitating at 2 to 6 rpm, with IS 4926 requiring discharge within 2 hours unless a retarder is used
D.Transit mixer — sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
A.weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete
B.truck-mounted concrete pump with a 36 to 56 m articulated boom placing 60 to 160 m³ per hour, replaced by a stationary pump and pipeline on tall towers
C.chosen by load moment, jib length against tip load and hook height, hammerhead where swing is free and luffing jib on tight urban sites
D.sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
8. Which term means: "truck-mounted concrete pump with a 36 to 56 m articulated boom placing 60 to 160 m³ per hour, replaced by a stationary pump and pipeline on tall towers"?
A.Boom placer — truck-mounted concrete pump with a 36 to 56 m articulated boom placing 60 to 160 m³ per hour, replaced by a stationary pump and pipeline on tall towers
B.Boom placer — 6 to 10 m³ drum truck agitating at 2 to 6 rpm, with IS 4926 requiring discharge within 2 hours unless a retarder is used
C.Boom placer — weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete
D.Boom placer — bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
A.bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
B.truck-mounted concrete pump with a 36 to 56 m articulated boom placing 60 to 160 m³ per hour, replaced by a stationary pump and pipeline on tall towers
C.weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete
D.chosen by load moment, jib length against tip load and hook height, hammerhead where swing is free and luffing jib on tight urban sites
11. Which term means: "chosen by load moment, jib length against tip load and hook height, hammerhead where swing is free and luffing jib on tight urban sites"?
A.Tower crane selection — chosen by load moment, jib length against tip load and hook height, hammerhead where swing is free and luffing jib on tight urban sites
B.Tower crane selection — truck-mounted concrete pump with a 36 to 56 m articulated boom placing 60 to 160 m³ per hour, replaced by a stationary pump and pipeline on tall towers
C.Tower crane selection — sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
D.Tower crane selection — bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
A.weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete
B.6 to 10 m³ drum truck agitating at 2 to 6 rpm, with IS 4926 requiring discharge within 2 hours unless a retarder is used
C.rotary rig with kelly bar and auger for bored piles up to 1500 mm and 60 m, hydraulic hammer for driven piles, DMC rig for small budget bores
D.bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
14. Which term means: "bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour"?
A.Excavator output — rotary rig with kelly bar and auger for bored piles up to 1500 mm and 60 m, hydraulic hammer for driven piles, DMC rig for small budget bores
B.Excavator output — bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
C.Excavator output — vibratory rollers of 8 to 10 t for granular layers, pneumatic tyred rollers to finish bituminous mats and padfoot rollers for clayey soil
D.Excavator output — weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete
17. Which term means: "rotary rig with kelly bar and auger for bored piles up to 1500 mm and 60 m, hydraulic hammer for driven piles, DMC rig for small budget bores"?
A.Piling rig types — rotary rig with kelly bar and auger for bored piles up to 1500 mm and 60 m, hydraulic hammer for driven piles, DMC rig for small budget bores
B.Piling rig types — weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete
C.Piling rig types — sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
D.Piling rig types — 6 to 10 m³ drum truck agitating at 2 to 6 rpm, with IS 4926 requiring discharge within 2 hours unless a retarder is used
A.truck-mounted concrete pump with a 36 to 56 m articulated boom placing 60 to 160 m³ per hour, replaced by a stationary pump and pipeline on tall towers
B.cycles per 50-minute hour times capacity times job and management factors, so a rated output is only met with good haul roads and supervision
C.bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
D.sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
20. Which term means: "sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion"?
A.Paving machines — 6 to 10 m³ drum truck agitating at 2 to 6 rpm, with IS 4926 requiring discharge within 2 hours unless a retarder is used
B.Paving machines — truck-mounted concrete pump with a 36 to 56 m articulated boom placing 60 to 160 m³ per hour, replaced by a stationary pump and pipeline on tall towers
C.Paving machines — rotary rig with kelly bar and auger for bored piles up to 1500 mm and 60 m, hydraulic hammer for driven piles, DMC rig for small budget bores
D.Paving machines — sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
A.bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
B.weigh-batches cement, aggregates, water and admixture in a pan or twin-shaft mixer at 30 to 120 m³ per hour for consistent design-mix concrete
C.sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
D.vibratory rollers of 8 to 10 t for granular layers, pneumatic tyred rollers to finish bituminous mats and padfoot rollers for clayey soil
23. Which term means: "vibratory rollers of 8 to 10 t for granular layers, pneumatic tyred rollers to finish bituminous mats and padfoot rollers for clayey soil"?
A.Roller selection — sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
B.Roller selection — chosen by load moment, jib length against tip load and hook height, hammerhead where swing is free and luffing jib on tight urban sites
C.Roller selection — rotary rig with kelly bar and auger for bored piles up to 1500 mm and 60 m, hydraulic hammer for driven piles, DMC rig for small budget bores
D.Roller selection — vibratory rollers of 8 to 10 t for granular layers, pneumatic tyred rollers to finish bituminous mats and padfoot rollers for clayey soil
A.bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
B.sensor paver with electronic screed lays bituminous layers to level at 2 to 4 m per minute, while a slipform paver casts concrete pavement with dowel insertion
C.chosen by load moment, jib length against tip load and hook height, hammerhead where swing is free and luffing jib on tight urban sites
D.cycles per 50-minute hour times capacity times job and management factors, so a rated output is only met with good haul roads and supervision
26. Which term means: "cycles per 50-minute hour times capacity times job and management factors, so a rated output is only met with good haul roads and supervision"?
A.Equipment productivity — bucket capacity times fill factor times cycles per hour times efficiency, a 1 m³ hydraulic excavator moving roughly 60 to 100 m³ of loose soil per hour
B.Equipment productivity — rotary rig with kelly bar and auger for bored piles up to 1500 mm and 60 m, hydraulic hammer for driven piles, DMC rig for small budget bores
C.Equipment productivity — truck-mounted concrete pump with a 36 to 56 m articulated boom placing 60 to 160 m³ per hour, replaced by a stationary pump and pipeline on tall towers
D.Equipment productivity — cycles per 50-minute hour times capacity times job and management factors, so a rated output is only met with good haul roads and supervision
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