Description : __________ conveyors are also called scrapers. (A) Apron (B) Screw (C) Helical flight (D) Both (B) & (C)
Last Answer : (D) Both (B) & (C)
Description : Which of the following conveyors cannot be recommended for transportation of abrasive materials? (A) Belt conveyor (B) Apron conveyor (C) Flight conveyor (D) Chain conveyor
Last Answer : (C) Flight conveyor
Description : Which of the following is the demerit of a 'constant voltage transmission system' ? (a) Increase of short-circuit current of the system (b) Availability of steady voltage at all loads at ... of carrying increased power for a given conductor size in case of long-distance heavy power transmission
Last Answer : (a) Increase of short-circuit current of the system
Description : The inverse definite mean time relays are used for over current and earth fault protection of transformer against (a) heavy loads (b) internal short-circuits (c) external short-circuits (d) all of the above
Last Answer : (b) internal short-circuits
Description : Thermal overload relays are used to protect the motor against over current due to (a) short-circuits (b) heavy loads (c) grounds (d) all of the above
Last Answer : (b) heavy loads
Description : Deep groove ball bearings are used for (a) heavy thrust load only (b) the small angular displacement of shafts (c) radial load at high speed (d) combined thrust and radial loads at high speed
Last Answer : (d) combined thrust and radial loads at high speed
Description : Vertical transportation of materials can be done by a/an (A) Apron conveyor (B) Pneumatic conveyor (C) Bucket elevator (D) Both (B) & (C)
Description : Hot, lumpy & abrasive materials are best transported by using a/an __________ conveyor. (A) Apron (B) Belt
Last Answer : (A) Apron
Description : Which type of heat exchanger is preferred for heavy heat loads? (A) Double pipe (B) Plate fine (C) Series and parallel set of shell and tube (D) None of these
Last Answer : (C) Series and parallel set of shell and tube
Description : Which of the following conditions is most likely to occur if a single element fuse were used to replace a blown dual element fuse in a motor controller circuit? A. The fuse will blow when the motor ... overheats at high motor loads. C. The motor runs at reduced voltage. D. The motor runs normally.
Last Answer : Answer: A
Description : In a D.C. 3-wire distributor using balancers and having unequal loads on the two sides (a) both balancers run as generators (b) both balancers run as motors (c) balancer connected to lightly- loaded side runs as a motor (d) balancer connected to heavily- loaded side runs as a motor
Last Answer : (c) balancer connected to lightly- loaded side runs as a motor
Description : __________ conveyor is the most suitable for long distance transportation of cold, non-abrasive granular/irregular shape/fine materials. (A) Bucket (B) Belt (C) Screw (D) Apron
Last Answer : (B) Belt
Description : Screw conveyors are (A) Run at very high rpm (B) Suitable for sticky materials (C) Suitable for highly abrasive materials (D) All (A), (B) and (C)
Last Answer : (B) Suitable for sticky materials
Description : Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of ‘scrappers’? (A) Bucket conveyor (B) Flight conveyor (C) Screw conveyor (D) Both (B) and (C)
Last Answer : (D) Both (B) and (C)
Description : Which of the following mechanical conveyors does not come under the division ‘scrapers’? (A) Ribbon conveyor (B) Flight conveyor (C) Bucket elevators (D) Drag conveyor
Last Answer : (C) Bucket elevators
Description : Which of the following mechanical conveyors does not come under the division ‘carriers’? (A) Belt conveyor (B) Bucket elevator (C) Screw conveyor
Last Answer : (C) Screw conveyor
Description : Mr. and Mrs. Smith were walking home from the shopping mall with their purchases when Mr. Smith began to complain that his load was too heavy. Mrs. Smith turned to her husband and said, 'I don't ... gave you just one of mine, we would have equal loads.' How many parcels was each carrying? -Riddles
Last Answer : Mrs. Smith was carrying seven parcels and Mr. Smith was carrying five.
Description : The purpose of 'R6' in the winch circuit shown in the illustration is to _______________. EL-0102 A. maintain dry conditions within the winch brake box B. keep the series field current at ... to assist the winch in stopping D. limit the armature current during lowering operation with heavy loads
Last Answer : Answer: C
Description : Why do we use 3 phase power supply for heavy loads?
Last Answer : With a single phase, the voltage drops to 0 every half-cycle. Therefore, the amount of power you can get out of the line is not constant over time; it has a very large 120-hz ripple. With ... this can be accomplished, but in every case there are drawbacks that are not present in the 3-phase system
Description : Which of the following isn’t the property of a taper roller bearing? (a) High rigidity (b) Easy dismantling (c) Take low radial and heavy loads (d) It is unsuitable for high speed applications
Last Answer : (c) Take low radial and heavy loads
Description : The most suitable bearing for carrying very heavy loads with slow speed is (a) Hydrodynamic bearing (b) ball bearing [IAS 1994] (c) Roller bearing (d) hydrostatic bearing
Last Answer : (d) hydrostatic bearing
Description : Which of the following isn’t the property of taper roller? a) High rigidity b) Easy dismantling c) Take low radial and heavy loads d) All are the properties of tapper roller
Last Answer : c) Take low radial and heavy loads
Description : Though the effective depth of a T-beam is the distance between the top compression edge to the centre of the tensile reinforcement, for heavy loads, it is taken as (A) 1/8th of the span (B) 1/10th of the span (C) 1/12th of the span (D) 1/16th of the span
Last Answer : Answer: Option C
Description : Select the incorrect statement (A) The loss of pre-stress is more in pre-tensioning system than in post-tensioning system. (B) Pre-tensioning system has greater certainty about its durability. (C ... or bridges, post-tensioning system is cheaper than pre-tensioning system (D) None of the above
Last Answer : Answer: Option D
Description : The type of bond provided in brick masonry for carrying heavy loads is (A) Single Flemish bond (B) Double Flemish bond (C) English bond (D) Zigzag bond
Description : Pick up the correct statement from the following: (A) English bond is used for brick masonry to support heavy loads (B) Double-Flemish bond is suitable for brick masonry to give uniform face ... The stretcher bond is used for the construction of half brick masonry brick (D) All the above
Description : Grillage foundation (A) Is used to transfer heavy structural loads from steel columns to a soil having low bearing capacity (B) Is light and economical (C) Does not require deep cutting as the required base area with required pressure intensity is obtained at a shallow depth (D) All the above
Description : Which one of the following activities is not correct as applicable to brick corbels? (A) The maximum projection of the corbel should not be more than the thickness of the wall (B) The ... to carry heavy concentrated loads (D) Stretcher bond is generally used for the construction of brick corbel
Description : The type of footing which is used to transmit heavy loads through steel columns is (A) Raft foundation (B) Grillage foundation (C) Well foundation (D) Isolated footing
Last Answer : Option B
Description : The foundation which consists of a thick reinforced cement slab covering whole area to support heavy concentrated structural loads, is known as (A) Combined footing (B) Strap footing (C) Raft footing (D) None of these
Last Answer : Option C
Description : Cast iron piles (A) Are suitable for works under sea water (B) Resist shocks or vibrations (C) Are suitable for use as batter piles (D) Are useful for heavy vertical loads
Last Answer : Option D
Description : Tapper roller bearing are used in disc harrow because a) It can take heavy radial loads b) It can take both radial as well as end thrust c) It can operate effectively at low speed and in contact with dirt d) Both (b) and (c) are true
Last Answer : d) Both (b) and (c) are true
Last Answer : Cumulatively compounded D.C. motor will be suitable along with flywheel for intermittent light and heavy loads.
Description : The efficiency of a transformer, under heavy loads, is comparatively low because?
Last Answer : The efficiency of a transformer, under heavy loads, is comparatively low because copper loss becomes high in proportion to the output.
Description : Which is the most suitable conveyor for transportation of sticky material? (A) Apron conveyor (B) Belt conveyor (C) Screw conveyor (D) Pneumatic conveyo
Description : For transporting pasty material, one will use a/an (A) Apron conveyor (B) Belt conveyor (C) Screw conveyor (D) Bucket elevator
Description : Trough of an apron conveyor is made of (A) Lead lined concrete vessel (B) Wood (C) Metal (D) Either (B) or (C)
Last Answer : (D) Either (B) or (C)
Description : If l1 and l2 are the lengths of long and short spans of a two way slab simply supported on four edges and carrying a load w per unit area, the ratio of the loads split into w1 and w2acting on strips parallel to l2 and l1 is (A) ... l1 (B) w1/w2 = (l2/l1)² (C) w1/w2 = (l2/l1)3 (D) w1/w2 = (l2/l1)
Description : Why do iron ore mines first stack the ore with stackers and then reclaim it via reclaimers to transfer it to export conveyors?
Last Answer : Stacking and reclaiming allow mines to create stockpiles of ore between stages of the operation. These stockpiles act as buffers that insulate the various stages from uneven flows upstream and downstream. ... the flow by creating reserves along the way that can be expanded or depleted as necessary.
Description : Which website is best to buy belt conveyors?
Last Answer : The best website to buy belt conveyors from is www.gilmorekramer.com. They have a wide selection of belt conveyors to best suit the needs of your new company.
Description : In thermal power plants, coal is transferred from bunker to the other places by [IES-1992] (a) Hoists (b) conveyors (c) cranes (d) lifts
Last Answer : (b) conveyors
Description : What is the use of belt conveyors?
Last Answer : Belt conveyors are mostly used for transporting coal over long distance with large quantity. An endless belt is made to run over a pair of end drums and pulleys and supported by series of roller at regular intervals.
Description : Write About Screw Conveyor And Bucket Conveyors?
Last Answer : In screw conveyor, an endless helicoids screw is fitted to the shaft. On one end of the shaft, the driving mechanism is fitted and the other end of the shaft is supported on a ball bearing. While ... as vertical lifts. The coal is loaded at the bottom and unloaded at the top in the bucket conveyors.
Description : What Is The Use Of Belt Conveyors?
Description : Post harvest technology has to develop in consonance with the needs of each society to A) Self-propelled type B) Improve nutrition C) PTO driven type D) Conveyors
Last Answer : Improve nutrition
Description : Write any one application for each of following material handling equipments: (i) Bucket Conveyors (ii) Fork Lift Trucks (iii) Jib Crane (iv) Gravity Chutes
Last Answer : Applications of MH Equipments:
Last Answer : If a D.C. motor is to be selected for conveyors, Series motor would be preferred.
Description : How do you get rid of a stomach apron?
Last Answer : answer:surgery. A lot of it is laser these days and much less invasive. But you will have to remove some of the skin flap, a seam along the joining of groin and thigh would not look bad. Age ... contracting on its own if the underlying fat is gone. The older you are the less elasticity skin has.