MES Departmental • 2025 • Engineering Paper-II
Which of the following process is used in summer air conditioning?
A)
Heating and Humidification
B)
Cooling and Dehumidification
C)
Humidification
D)
Dehumidification
Option B is correct: Cooling and Dehumidification.
MES Departmental • 2025 • Engineering Paper-II
Which of the following is a critical aspect of D G set maintenance?
A)
Regular oil changes.
B)
Monitoring voltage.
C)
Checking battery levels.
D)
All of the above.
Option D is correct: All of the above..
MES Departmental • 2025 • Engineering Paper-II
What is free Maintenance Earthing and advantages over conventional Earthing ?
MES Departmental • 2025 • Engineering Paper-II
Which of the following uses natural convection air-cooled condensers?
A)
High capacity room air conditioners
B)
Industrial air conditioners
C)
Domestic refrigerators
D)
High capacity water coolers
Option C is correct: Domestic refrigerators.
MES Departmental • 2025 • Engineering Paper-II
H.R.C. fuse, as compared to a rewirable fuse, has
A)
no ageing effect
B)
high speed of operation
C)
high rupturing capacity
D)
all of the above
Option D is correct: all of the above.
MES Departmental • 2025 • Engineering Paper-II
Which of the following of the refrigerant is used as a refrigerant in Lithium Bromide Absorption Refrigeration system?
A)
Lithium Bromide
B)
Hydrogen
C)
Water
D)
Ammonia
Option C is correct: Water.
MES Departmental • 2025 • Engineering Paper-II
Which of the following refers to the term C.O.P. of refrigeration?
A)
Cooling for Performance
B)
Coefficient of Performance
C)
Capacity of Performance
D)
Co-efficient of Plant
Option B is correct: Coefficient of Performance.
MES Departmental • 2025 • Engineering Paper-II
What is the primary purpose of a shadow projector?
A)
To measure the temperature of an object
B)
To project images onto a screen for observation and measurement
C)
To measure the electrical conductivity of an object
D)
To create a 3D model of an object
Option B is correct: To project images onto a screen for observation and measurement.
MES Departmental • 2025 • Engineering Paper-II
Which of the following is the example of multi point cutting tool?
A)
milling cutter
B)
broaching tool
C)
both milling utter and broaching tool
D)
none of the mentioned
Option C is correct: both milling utter and broaching tool.
MES Departmental • 2025 • Engineering Paper-II
What is the purpose of a circuit breaker?
A)
To convert electrical energy into other forms.
B)
To provide a temporary solution for low voltage.
C)
To protect the electrical system from overloads and short circuits.
D)
To reduce the voltage of the incoming electricity.
Option C is correct: To protect the electrical system from overloads and short circuits..
MES Departmental • 2025 • Engineering Paper-II
Which of the following is NOT a type of measuring instrument?
A)
Digital caliper
B)
Vernier caliper
C)
Screw gauge
D)
Linear potentiometer
Option D is correct: Linear potentiometer.
MES Departmental • 2025 • Engineering Paper-II
What are the important tests to be carried out in Internal Electrification works and how is it to be done?
MES Departmental • 2025 • Engineering Paper-II
Which of the following is an example of non cutting shaping process?
A)
turning
B)
forging
C)
drilling
D)
milling
Option B is correct: forging.
MES Departmental • 2025 • Engineering Paper-II
What is Air Conditioning?
A)
Air Conditioning is the process of adding heat and increasing the humidity
B)
Air Conditioning is the process of removing heat and controlling the humidity of air in a closed space
C)
Air conditioning is the process of controlling air moisture in an open area by adding heat
D)
None of the mentioned
Option B is correct: Air Conditioning is the process of removing heat and controlling the humidity of air in a closed space.
MES Departmental • 2025 • Engineering Paper-II
How many types of Internal Electrical wiring are approved by MPWD? Suggest the type of wiring to be used in Modern Building (RCC Building).
MES Departmental • 2025 • Engineering Paper-II
A building designer is choosing lighting fixtures for a classroom. Which of the following factors should be considered when designing the lighting scheme?
A)
The color temperature of the light source
B)
The number of students in the classroom
C)
The desired illumination level for the working plane
D)
The age and eyesight of the students
Option C is correct: The desired illumination level for the working plane.
MES Departmental • 2025 • Engineering Paper-II
In which type of operation, motion of cutting tool is rotary as well as translating?
A)
planning
B)
milling
C)
drilling
D)
turning
Option C is correct: drilling.
MES Departmental • 2025 • Engineering Paper-II
Which of the following welding processes is known for its ability to weld thick plates without filler metal?
A)
Resistance Welding
B)
Gas Metal Arc Welding (GMAW)
C)
Submerged Arc Welding (SAW)
D)
Shielded Metal Arc Welding (SMAW)
Option C is correct: Submerged Arc Welding (SAW).
MES Departmental • 2025 • Engineering Paper-II
Which of the following lighting schemes is most likely to provide a warm and inviting atmosphere in a restaurant?
A)
Direct lighting
B)
High-intensity spot lighting
C)
Indirect lighting with warm color temperatures
D)
Fluorescent lighting
Option C is correct: Indirect lighting with warm color temperatures.
MES Departmental • 2025 • Engineering Paper-II
What is the purpose of a “depreciation factor” in illumination calculations?
A)
To calculate the luminous flux of a lamp
B)
To account for the loss of light output over time
C)
To calculate the illumination level at a specific point
D)
To determine the color temperature of a light source
Option B is correct: To account for the loss of light output over time.
MES Departmental • 2025 • Engineering Paper-II
What is the primary purpose of an electrical installation?
A)
To provide a source of energy for a building.
B)
To safely and reliably distribute electricity throughout a building.
C)
To create a visual aesthetic.
D)
To reduce electricity consumption.
Option B is correct: To safely and reliably distribute electricity throughout a building..
MES Departmental • 2025 • Engineering Paper-II
Which of the following welding processes is primarily used for joining thin sheet metals, especially in the automotive industry?
A)
Shielded Metal Arc Welding (SMAW)
B)
Gas Metal Arc Welding (GMAW)
C)
Gas Tungsten Arc Welding (GTAW)
D)
Resistance Welding
Option D is correct: Resistance Welding.
MES Departmental • 2025 • Engineering Paper-II
What is the purpose of the cooling system in a D G set?
A)
To generate electricity.
B)
To regulate voltage.
C)
To dissipate heat.
D)
To lubricate the engine.
Option C is correct: To dissipate heat..
MES Departmental • 2025 • Engineering Paper-II
Which of the following is NOT a key consideration in the design of an electrical installation?
A)
Meeting local electrical codes and regulations.
B)
Ensuring the safety of the installation.
C)
Minimizing costs.
D)
Designing for aesthetic appeal.
Option D is correct: Designing for aesthetic appeal..
MES Departmental • 2025 • Engineering Paper-II
Which of the following welding processes uses a consumable electrode wire that is also a shielding gas?
A)
Gas Metal Arc Welding (GMAW)
B)
Gas Tungsten Arc Welding (GTAW)
C)
Shielded Metal Arc Welding (SMAW)
D)
Flux-Cored Arc Welding (FCAW)
Option A is correct: Gas Metal Arc Welding (GMAW).
