Explore topic-wise MCQs in Unit Processes.

This section includes 2114 Mcqs, each offering curated multiple-choice questions to sharpen your Unit Processes knowledge and support exam preparation. Choose a topic below to get started.

51.

Where is geothermal energy from volcanoes being harvested?

A. United States
B. Iceland
C. Iran
D. Greenland
Answer» C. Iran
52.

Supercritical water is a liquid.

A. False
B. True
Answer» B. True
53.

Which of the following is responsible for the volcanic geothermal heat?

A. Water
B. Hot dry rock
C. Carbon dioxide
D. Supercritical water
Answer» E.
54.

What are deep hydrothermal systems?

A. Hot dry rock
B. Magma
C. Permeable and fluid saturated region
D. Impermeable and fluid saturated region
Answer» D. Impermeable and fluid saturated region
55.

Deep hydrothermal systems are found at a depth of ______

A. 1km
B. 2.5 – 5km
C. 10km
D. 1 – 2km
Answer» C. 10km
56.

Enhanced geothermal resource is man-made.

A. True
B. False
Answer» B. False
57.

What is the similarity between enhanced geothermal system and hot dry rock?

A. Magma
B. Presence of steam
C. Presence of fluid
D. Lack of fluid permeability
Answer» E.
58.

What is the difference between enhanced geothermal system and hot dry rock?

A. Lack of fluid permeability
B. Fluid permeability
C. Presence of fluid
D. Presence of rocks
Answer» D. Presence of rocks
59.

Which of the following fracture creation techniques is/are used in hot dry rock geothermal resource?

A. Condensation and hydrofracking
B. Hydrofracking and hydroshearing
C. Hydroshearing and distillation
D. Hydrofracking and combustion
Answer» C. Hydroshearing and distillation
60.

What is hot dry rock geothermal resource made of?

A. Granite
B. Soil
C. Solid carbon dioxide
D. Liquid nitrogen
Answer» B. Soil
61.

Which of the following is also called as a flash steam plant?

A. Low temperature hydrothermal resource
B. Dry steam
C. Hydrogen
D. Hot water
Answer» E.
62.

Hot water is _________ dominated.

A. vapour
B. nitrogen
C. liquid
D. Bose-Einstein condensate
Answer» D. Bose-Einstein condensate
63.

Dry steam is _________ dominated.

A. liquid
B. vapour
C. solid
D. plasma
Answer» C. solid
64.

Which of the following is a type of high temperature geothermal resource?

A. Dry steam
B. Dry water
C. Wet steam
D. Water
Answer» B. Dry water
65.

A ___________ consists of colourants dissolved and/or suspended in a ‘vehicle’ or solvent.

A. ceramic mixture
B. paint
C. wood stain
D. plaster
Answer» D. plaster
66.

Which type of bond does the figure below represents?

A. flemish bond
B. monk bond
C. sussex bond
D. english bond
Answer» B. monk bond
67.

A brick laid on the long narrow side with the broad face of the brick exposed is known as ______________

A. shiner
B. header
C. sailor
D. soldier
Answer» C. sailor
68.

A brick laid flat with its long narrow side exposed is known as ____________

A. stretcher
B. header
C. rowlock
D. shiner
Answer» B. header
69.

Horizontal boards at the top, bottom, and optionally in the middle of a door that join the two stiles and split the door into two or more rows of panels is known as ______________

A. panels
B. mullions
C. stiles
D. rails
Answer» E.
70.

Which type of door does the figure show?

A. Hinged doors
B. Folding door
C. Rotating door
D. Automatic door
Answer» C. Rotating door
71.

Ideally, architects of houses design rooms to meet the needs of the people who will live in the house, this is known as ___________

A. planning
B. layout
C. finishing
D. interior design
Answer» E.
72.

Bullock cart can carry a load of ¾ to 1 tonne depending on the type of materials and the nature of road.

A. True
B. False
Answer» B. False
73.

Calculate the cost of carriage of 50,000 bricks by bullock carts, from a distance of 7 km on kutcha road. The cart can make two trips per day and can carry 250 bricks per trip. The wages of bullock cart may be taken as Rs.50 per day including the driver.

A. Rs.10,000
B. Rs.5000
C. Rs.1000
D. Rs.500
Answer» C. Rs.1000
74.

Which function is performed by counter emf of a DC motor?

A. Exceeds supply voltage
B. Aids applied voltage
C. Helps in energy conversion
D. Regulates its armature voltage
Answer» D. Regulates its armature voltage
75.

Armature resistance control method is used for the speed _____________

A. Above rated speed
B. Below rated speed
C. Can be used anywhere
D. Can’t tell
Answer» C. Can be used anywhere
76.

Field weakening control method is used for the speed _________

A. Above rated speed
B. Below rated speed
C. Can be used anywhere
D. Can’t tell
Answer» B. Below rated speed
77.

For very sensitive and wide speed control, which of the following method is preferred?

A. Armature control
B. Ward-Leonard control
C. Multiple voltage control
D. Field control
Answer» C. Multiple voltage control
78.

Torque developed by a DC motor depends upon _____________

A. magnetic field
B. active length of the conductor
C. current flow through the conductors
D. Current, active length, no. of conductors, magnetic field all
Answer» E.
79.

If a DC motor designed for 45°C ambient temperature is to be used for 55°C ambient temperature, then the motor ___________

A. Of lower HP should be selected
B. Of higher HP should be selected
C. Can be used for 50°C ambient temperature also
D. Is to be de-rated by a factor recommended by manufacturer and select the next higher H.P. motor
Answer» E.
80.

Which of the following motor is used where high starting torque and wide speed range control is required?

A. All motors
B. Induction motor
C. Synchronous motor
D. DC motor
Answer» E.
81.

Assume that the SLR parser for a grammar G has n1 states and the LALR parser for G has n2 states. Hence which one is true?

A. N1 is necessarily less than n2
B. N1 is necessarily equal to n2
C. N1 is necessarily greater than n2
D. None of the mentioned
Answer» C. N1 is necessarily greater than n2
82.

Which of the following symbols table implementation is based on the property of locality of reference?

A. Hash Table
B. Search tree
C. Self organizing list
D. Linear list
Answer» D. Linear list
83.

_____________ is a graph representation of a derivation.

A. The parse tree
B. Oct tree
C. Binary tree
D. None of the mentioned
Answer» B. Oct tree
84.

_________ or scanning is the process where the stream of characters making up the source program is read from left to right and grouped into tokens.

A. Lexical Analysis
B. Diversion
C. Modelling
D. None of the mentioned
Answer» B. Diversion
85.

The graph that shows basic blocks and their successor relationship is called __________

A. DAG
B. Flow Chart
C. Control Graph
D. Hamilton graph
Answer» C. Control Graph
86.

In a bottom up evaluation of a syntax direction definition, inherited attributes can __________

A. Always be evaluated
B. Be evaluated only if the definition is L –attributed
C. Evaluation only done if the definition has synthesized attributes
D. None of the mentioned
Answer» D. None of the mentioned
87.

A synthesized attribute is an attribute whose value at a parse tree node depends on __________

A. Attributes at the siblings only
B. Attributes at parent node only
C. Attributes at children nodes only
D. None of the mentioned
Answer» D. None of the mentioned
88.

Input to code generator is __________

A. Source code
B. Intermediate code
C. Target code
D. All of the mentioned
Answer» C. Target code
89.

The range of temperature at which mesophilic microorganism becomes active in sludge digester is ___________

A. 30-40oC
B. 10-40oC
C. 20-50oC
D. 20-40oC
Answer» E.
90.

The minimum size of sludge digestion tank is ___________

A. 0.5m
B. 1m
C. 2m
D. 3m
Answer» E.
91.

The high rate sludge digestion tanks are used when the capacity of the tank is ____ million liters per day.

A. 1
B. 3
C. 4
D. 10
Answer» D. 10
92.

Which of the following is obtained in the secondary tank in two stage sludge digester?

A. Partially digested sludge
B. Partially digested sludge and supernatant liquor
C. Digested sludge and supernatant liquor
D. supernatant liquor
Answer» D. supernatant liquor
93.

The maximum temperature at which thermophilic microorganisms remain active in sludge digester is ___________

A. 60oC
B. 40oC
C. 30oC
D. 20oC
Answer» B. 40oC
94.

The color of digestive sludge is ___________

A. Blue
B. Black
C. Brown
D. Gray
Answer» C. Brown
95.

The form of sludge which is free from pathogenic bacteria is ___________

A. Undigested sludge
B. Digested sludge
C. Primary sludge
D. Supernatant liquor
Answer» C. Primary sludge
96.

How many stages are there in the sludge digestion process?

A. 2
B. 3
C. 4
D. 5
Answer» C. 4
97.

Driver has high output level when____________

A. Input is high
B. Input is high
C. All of the mentioned
D. None of the mentioned
Answer» C. All of the mentioned
98.

OR gate has high output if ____________

A. One input is low
B. One input is high
C. All of the mentioned
D. None of the mentioned
Answer» C. All of the mentioned
99.

Identify the gate?

A. AND gate
B. INHIBIT gate
C. XOR gate
D. XNOR gateView Answer
Answer» C. XOR gate
100.

In op-amp IC negative saturation is defined by ______________

A. Logic High
B. Logic Low
C. Inverter
D. None of the mentioned
Answer» C. Inverter