Inspector of Factories • Paper-I
The entry length in pipe flow will be higher for -
A)
highly viscous fluids
B)
low viscosity fluid
C)
high velocity of flow
D)
small diameters
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'high velocity of flow' (Option C).
Inspector of Factories • Paper-I
Gases have poor -
A)
tranmissitivity
B)
absorptivity
C)
reflectivity
D)
emissivity
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'absorptivity' (Option B).
Inspector of Factories • Paper-I
In an ideal vapour compression refrigeration cycle, the refrigerant is in the form of superheated vapour before entering into -
A)
condenser
B)
throttle valve
C)
evaporator
D)
compressor
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'compressor' (Option D).
Inspector of Factories • Paper-I
The continuity equation is the result of application of the following law to the flow field -
A)
First law of thermodynamics
B)
Conservation of energy
C)
Newton’s second law of motion
D)
Conservation of mass
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'Conservation of energy' (Option B).
Inspector of Factories • Paper-I
The velocity profile in turbulent flow is -
A)
parabolic
B)
logarithmic
C)
2nd degree polynomial
D)
4th degree polynomial
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is '4th degree polynomial' (Option D).
Inspector of Factories • Paper-I
Nozzle efficiency is defined as the ratio of -
A)
actual enthalpy drop to isentropic enthalpy drop
B)
isentropic enthalpy drop to actual enthalpy drop
C)
product of isentropic enthalpy drop and actual enthalpy drop
D)
square root of isentropic enthalpy drop to actual enthalpy drop
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'product of isentropic enthalpy drop and actual enthalpy drop' (Option C).
Inspector of Factories • Paper-I
A pipeline is said to be equivalent to another, if in both -
A)
Length and discharge are the same
B)
Velocity and discharge are the same
C)
Discharge and frictional head loss are the same
D)
Length and diameter are the same
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'Length and discharge are the same' (Option A).
Inspector of Factories • Paper-I
Rotameter is used to measure -
A)
Viscosity
B)
Flow
C)
Density
D)
Pressure
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'Density' (Option C).
Inspector of Factories • Paper-I
The draught in a boiler is provided to -
A)
force the air on the furnace
B)
force the hot gases on superheater
C)
discharge the fiue gases through chimney
D)
all of these
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'all of these' (Option D).
Inspector of Factories • Paper-I
In a gas turbine plant, the intercooler is used in between -
A)
air compressor and regenerator
B)
air compressor and combustion chamber
C)
combustion chamber and turbine
D)
LP compressor and HP compressor
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'air compressor and regenerator' (Option A).
Inspector of Factories • Paper-I
Coefficient of discharge is the ratio of -
A)
Actual flow/Theoretical flow
B)
Theoretical flow/Actual flow
C)
Actual velocity/Theoretical velocity
D)
Theoretical velocity/Actual velocity
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'Actual velocity/Theoretical velocity' (Option C).
Inspector of Factories • Paper-I
Assertion (A) : The leakage heat transfer from the outside surface of a steel pipe carrying hot gases is reduced to a greater extent on providing refractory brick lining on the inside of the pipe as compared to that with brick lining on the outside.
Reason (R) : The refractory brick lining on the inside of the pipe offers a higher thermal resistance.
A)
Both A and R are individually true and R is the correct explanation of A
B)
Both A and R are individually true but R is not the correct explanation of A
C)
A is true but R is false
D)
A is false but R is true
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'Both A and R are individually true and R is the correct explanation of A' (Option A).
Inspector of Factories • Paper-I
The second law of thermodynamics deals with -
A)
direction of process and quality of energy
B)
energy balance
C)
balance of internal energy
D)
system efficiency
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'energy balance' (Option B).
Inspector of Factories • Paper-I
A Pelton wheel is ideally suited for
A)
High head and low discharge
B)
High head and high discharge
C)
Low head and low discharge
D)
Medium head and medium discharge
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'High head and low discharge' (Option A).
Inspector of Factories • Paper-I
In a flow along a varying flow cross section, as the area decreases -
A)
the energy line will slope up
B)
the hydraulic gradient line will slope up
C)
the hydraulic gradient line will slope down
D)
the energy line will slope down
Based on established principles in Mechanical Engineering, the correct and most appropriate choice is 'the hydraulic gradient line will slope up' (Option B).
Inspector of Factories
Who wins the Australian Open Women’s Single title in 2018?
A)
Angelique Kerber
B)
Simona Halep
C)
Caroline Wozniacki
D)
Garbiñe Muguruza
Based on established principles in Current Affairs, the correct and most appropriate choice is 'Caroline Wozniacki' (Option C).
Inspector of Factories
President Rule is imposed on which State in the month of June, 2018?
A)
Assam
B)
Karnataka
C)
West Bengal
D)
Jammu and Kashmir
Based on established principles in Indian Polity & Governance, the correct and most appropriate choice is 'Assam' (Option A).
Inspector of Factories
Which city is recorded as the most polluted megacity in the World by World Health Organisation?
A)
Beijing
B)
Delhi
C)
Cairo
D)
Hong Kong
Based on established principles in Environment & Ecology, the correct and most appropriate choice is 'Hong Kong' (Option D).
Inspector of Factories
Lalduhawma won two Assembly constituencies in recently held state Assembly Election. Which Assembly constituency he vacated?
A)
Aizawl South I
B)
Aizawl West I
C)
Aizawl South II
D)
Aizawl West II
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Aizawl South I' (Option A).
Inspector of Factories
At which of the following places will the Pravasi Bharatiya Divas 2019 be held?
A)
Allahabad
B)
Varanasi
C)
Patna
D)
Guwahati
Based on established principles in Current Affairs, the correct and most appropriate choice is 'Guwahati' (Option D).
Inspector of Factories
Which country’s goalkeeper Essam El-Hadary makes history as FIFA World Cup’s oldest player at the age of 45?
A)
Egypt
B)
Iran
C)
Morocco
D)
Saudi Arabia
Based on established principles in Current Affairs, the correct and most appropriate choice is 'Egypt' (Option A).
Inspector of Factories
Which country wins the Under-19 World Cup Cricket 2018?
A)
India
B)
New Zealand
C)
Australia
D)
Pakistan
Based on established principles in Current Affairs, the correct and most appropriate choice is 'Pakistan' (Option D).
Inspector of Factories
Which of the following State Chief Ministers has suggested the word ‘non-violence’ to be included in the preamble of the Indian Constitution on the occasion of the 150th birth anniversary of Mahatma Gandhi?
A)
Chief Minister of Bihar, Shri Nitish Kumar
B)
Chief Minister of Gujarat Shri Vijay Rupani
C)
Uttar Pradesh Chief Minister Shri Yogi Adityanath
D)
Chief Minister of Odisha Mr. Naveen Patnaik
Based on established principles in Indian Polity & Governance, the correct and most appropriate choice is 'Uttar Pradesh Chief Minister Shri Yogi Adityanath' (Option C).
Inspector of Factories
Human Rights Day was globally observes on -
A)
10 December
B)
12 December
C)
26 January
D)
29 January
Based on established principles in the relevant subject area, the correct and most appropriate choice is '29 January' (Option D).
Inspector of Factories
The Ministry of Tribal Affairs has decided to launch the Van Dhan Vikash Kendra in all tribal districts across the country. Where was the first Van Dhan Vikash Kendra opened in the country?
A)
Chatra, Jharkhand
B)
Kandhamal, Odisha
C)
Bijapur, Chhattisgarh
D)
Dhar, Madhya Pradesh
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Kandhamal, Odisha' (Option B).
