Explore topic-wise MCQs in Mechanical Engineering.

This section includes 168 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Engineering knowledge and support exam preparation. Choose a topic below to get started.

101.

Cogging, which is also called as drawing out, is basically?

A. open die forging operation
B. closed die forging operation
C. impression dies forging operation
D. hold die forging operation
Answer» B. closed die forging operation
102.

In which of the following forging process no flash is formed?

A. open die
B. closed die
C. impression dies
D. hold dies
Answer» C. impression dies
103.

The extra metal which settles down in the gutter is known as?

A. flash
B. slag
C. flux
D. barrelling
Answer» B. slag
104.

In which of the forging process metal is kept in between a pair of dies and a gutter is provided in the lower die?

A. open die
B. closed die
C. impression dies
D. hold dies
Answer» C. impression dies
105.

In which of the following forging metal is kept in the lower die?

A. open die
B. closed die
C. impression dies
D. hold dies
Answer» B. closed die
106.

Which of the following is a type of forging?

A. open die
B. closed die
C. impression dies
D. hold dies
Answer» E.
107.

Shaping of metal by squeezing them in between two or more dies in order to obtain desire shape is done by?

A. forming
B. forging
C. welding
D. grinding
Answer» C. welding
108.

The term is used to denote a procedure of costing or valuing an item of work on the basis of actual labourers and materials required.

A. prime cost
B. hour-work
C. day-work
D. sub-work
Answer» D. sub-work
109.

estimate is a detailed estimate and is prepared to maintain the structure or work in proper order and safe condition.

A. supplementary and revised estimate
B. maintenance estimate
C. item rate estimate
D. revised estimate
Answer» C. item rate estimate
110.

In this method approx. total length of walls is found in running metre and this total length multiplied by the rate per running metre of wall gives a fairly accurate cost.

A. annual repair
B. item rate estimate
C. approximate quantity method estimate
D. cubical content estimate
Answer» D. cubical content estimate
111.

For storeyed building plinth area estimate is not prepared for each storey separately.

A. true
B. false
Answer» C.
112.

Cube rate estimate is less accurate as compared to the plinth area estimate as the height of the building is also compared.

A. false
B. true
Answer» C.
113.

Approximate cost of sewerage project for a population of one [email protected] Rs. 10/- head works out as Rs. 10 lakh.

A. true
B. false
Answer» C.
114.

Approximate cost of a hostel building for 100 students @Rs.10000/- per student works out as Rs. 10 lakhs.

A. true
B. false
Answer» B. false
115.

is required for preliminary studies of various aspects of a work or project.

A. supplementary estimate
B. plinth area estimate
C. revised estimate
D. abstract estimate
Answer» E.
116.

For the preparation of approximate estimates, cubical contents method is more accurate than the unit base method and plinth area method.

A. true
B. false
Answer» B. false
117.

As per IS 3861-1966, which of the following areas should not be included while calculating the plinth area of a building?

A. porches of non-cantilever type
B. area of barsati at terrace level
C. area of walls at floor level
D. area of lofts
Answer» E.
118.

Estimating is the technique of calculating the various quantities and is needed for controlling the expenditure during the

A. special data book
B. standard data book
C. special data record
D. specific data record
Answer» C. special data record
119.

In the cubical contents method, the cost of a structure is computed by the multiplication of total cubic contents and

A. area of building
B. volume of building
C. local cubic rate
D. length of building
Answer» D. length of building
120.

Which of the following is not a method used for preparing approximate estimates?

A. cubical contents method
B. unit base method
C. plinth area method
D. cylindrical base method
Answer» E.
121.

In the plinth area method, the cost of construction is computed by the multiplication of

A. plinth length and rate
B. plinth breadth and rate
C. plinth area and plinth area rate
D. plinth volume and plinth length rate
Answer» D. plinth volume and plinth length rate
122.

In the case of works which require some special types of equipment, an amount of

A. 1-2
B. 5-9
C. 12-18
D. 16-20
Answer» B. 5-9
123.

While fixing rate per unit of an item, the quantity of materials and labour needed for one unit of an item are strictly per

A. special data book
B. standard data book
C. special data record
D. specific data record
Answer» C. special data record
124.

The process of working out the cost per unit of each item is known as

A. work
B. sheet
C. data
D. analysis
Answer» D. analysis
125.

The traffic population is estimated by

A. arithmetic method
B. geometric method
C. incremental increase method
D. harmonic method
Answer» C. incremental increase method
126.

The traffic will increase if the

A. price of fuel decreases
B. price of vehicles decreases
C. price of fuel decreases
D. price of vehicles decreases
Answer» C. price of fuel decreases
127.

Demographic factors do not include

A. gdp
B. population in urban cities
C. population in rural areas
D. overall population
Answer» B. population in urban cities
128.

Traffic forecast is not influenced by

A. gdp
B. industrial output
C. population
D. weather
Answer» E.
129.

The first stage in the function of traffic engineering department is?

A. planning and design
B. collection of data
C. investigations
D. finance
Answer» C. investigations
130.

The NHDP are being undertaken by private companies on the basis of

A. profit
B. revenue
C. bot
D. commission basis
Answer» D. commission basis
131.

Land use, transportation and road network plans are

A. inter linked
B. intra linked
C. not linked
D. depends on the network
Answer» B. intra linked
132.

Number of degree of freedom of a workpiece in space is equal to

A. 10
B. 12
C. 14
D. 16
Answer» C. 14
133.

In which of the following operation jigs are preferred over fixture?

A. drilling
B. turning
C. milling
D. grinding
Answer» B. turning
134.

Which of the following is not correct about jig?

A. it is used to hold the work
B. it is used to position the work the work
C. it is used to guide the cutting tool
D. none of the mentioned
Answer» E.
135.

Which of the following is not correct about fixture?

A. it is used to hold the work
B. it is used to position the work the work
C. it assures high accuracy of parts
D. it is used to guide the cutting tool
Answer» E.
136.

With the use of Jigs and fixture

A. labour cost decreases
B. labour cost increases
C. labour cost decreases
D. none of the mentioned
Answer» B. labour cost increases
137.

Jigs And fixture are used to provide interchangeability.

A. true
B. false
Answer» B. false
138.

Jigs and fixture increases the accuracy of the parts.

A. true
B. false
Answer» B. false
139.

With the use of Jigs and fixture rate of production will

A. increase
B. decrease
C. remains same
D. jigs are not used in any production process
Answer» B. decrease
140.

Which of the following is included in machining process?

A. extrusion
B. soldering
C. drilling
D. coating
Answer» D. coating
141.

In type of manufacturing process, material is wasted. It is in the form of chips.

A. machining process
B. casting process
C. joining process
D. forming and shaping process
Answer» B. casting process
142.

Which of the following is the type of temporary joining process?

A. brazing
B. mechanical joining
C. both brazing and mechanical joining
D. none of the mentioned
Answer» C. both brazing and mechanical joining
143.

Which of the following is the type of permanent joining process?

A. welding
B. soldering
C. both welding and soldering
D. none of the mentioned
Answer» D. none of the mentioned
144.

Which of the following is not the type of finishing process?

A. diffusion bonding
B. burnishing
C. both diffusion bonding and burnishing
D. none of the mentioned
Answer» B. burnishing
145.

Which of the following is not the type of joining process?

A. adhesive bonding
B. brazing
C. soldering
D. none of the mentioned
Answer» E.
146.

Machining process deals with drawing.

A. true
B. false
Answer» C.
147.

Which of the following processes are included in finishing?

A. honing and welding
B. polishing and lapping
C. coating and milling
D. molding and plating
Answer» C. coating and milling
148.

Brazing is a type of metal joining process.

A. true
B. false
Answer» B. false
149.

Casting includes grinding process.

A. true
B. false
Answer» C.
150.

Expendable mold and permanent mold are the parts of manufacturing process.

A. machining
B. casting
C. none of the mentioned
D. joining
Answer» C. none of the mentioned