Legal Metrology • Mechanical Engineering Paper-I
If n is the number of jets in a Pelton turbine, then its specific speed is proportional to
A)
n
B)
√n
C)
1/n
D)
independent of n
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is '1/n' (Option C).
Legal Metrology • Mechanical Engineering Paper-I
A fluid is said to be ideal, if it is
A)
incompressible
B)
inviscous
C)
inviscous and incompressible
D)
viscous and compressible
Based on established principles in Mechanical Engineering, the correct and most clinically/technically appropriate choice is 'inviscous' (Option B).
Legal Metrology • Mechanical Engineering Paper-I
The force of impingement of a jet on a vane increases if
A)
the vane angle is increased
B)
the vane angle is decreased
C)
the pressure is reduced
D)
the vane is moved against the jet
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is 'the vane angle is increased' (Option A).
Legal Metrology • Mechanical Engineering Paper-I
the use of gas turbine in electric power stations serves
A)
to meet base load
B)
to meet the peak loads
C)
to start thermal power plants
D)
to generate power when other power sources fail
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is 'to meet base load' (Option A).
Legal Metrology • Mechanical Engineering Paper-I
Which parameter remains constant during a reversible isothermal process?
A)
internal energy
B)
rate of heat exchange
C)
enthalpy
D)
entropy
For an ideal gas undergoing a reversible isothermal process, the temperature is constant, so internal energy remains constant.
Legal Metrology • Mechanical Engineering Paper-I
In transient heat conduction, the two significant dimensionless parameters are
A)
Reynolds and Prandtl number
B)
Biot and Fourier number
C)
Reynolds and Biot number
D)
Reynolds and Fourier number
Transient conduction is characterized by Biot and Fourier numbers.
Legal Metrology • Mechanical Engineering Paper-I
An impulse turbine
A)
is most suited for low head installations
B)
always operates submerged
C)
makes use of draft tube
D)
is not expose to atmosphere
Based on established principles in Mechanical Engineering, the correct and most clinically/technically appropriate choice is 'makes use of draft tube' (Option C).
Legal Metrology • Mechanical Engineering Paper-I
Heat is lost from a 100 mm diameter steam pipe placed horizontally in ambient air at 30 °C. If the Nusselt number is 25 W/mK and thermal conductivity of air is 0.03 W/mK, then the heat transfer coefficient will be W/m²K
A)
7.5
B)
16.5
C)
25
D)
30
h=Nu·k/D=25×0.03/0.1=7.5 W/(m²K).
Legal Metrology • Mechanical Engineering Paper-I
In axial compressor, exit flow angle deviation from the blade angle is a function of
A)
blade camber
B)
both blade camber and space-chord ratio
C)
space-chord ratio
D)
blade camber and incidence angle
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is 'blade camber' (Option A).
Legal Metrology • General English Paper-II
Name the part of speech of the underlined word: Smoking is an unhealthy choice.
A)
noun
B)
verb
C)
adjective
D)
adverb
“Smoking” is a gerund functioning as the subject noun of the sentence.
Legal Metrology • General English Paper-II
Choose the correct preposition to fill in the blank: The cow was beaten ___ a stick.
A)
by
B)
with
C)
under
D)
over
In the context of English Language, the most appropriate and technically accurate answer is 'by' (Option A).
Legal Metrology • General English Paper-II
Choose the correct word for the given sentence: A man who keeps changing sides
A)
Side-changer
B)
Turncoat
C)
Amorous
D)
Atheist
A turncoat is a person who shifts allegiance from one loyalty or ideal to another.
Legal Metrology • General English Paper-II
Synthesize the sentences as given in the brackets: Malsawmi is a fine woman. One thing is wanting in her. She is not punctual. (Use a Noun Clause)
A)
Malsawmi is a fine person except that she is not punctual
B)
Malsawmi is not a fine person because she is not punctual
C)
Malsawmi was a fine person except that she was not punctual
D)
Malsawmi is a fine person but she will never be punctual
“Except that she is not punctual” is a noun-clause construction expressing the one defect.
Legal Metrology • General English Paper-II
Identify which kind of pronoun the underlined word is: Which of these paintings do you want to buy?
A)
indefinite pronoun
B)
reflexive pronoun
C)
interrogative pronoun
D)
distributive pronoun
In the context of English Language, the most appropriate and technically accurate answer is 'distributive pronoun' (Option D).
Legal Metrology • General English Paper-II
Analyse the sentence and choose the correct option: Achilles had one weak spot in his body.
A)
Simple
B)
Complex
C)
Compound
The sentence has one independent clause and no subordinate clause, so it is simple.
Legal Metrology • General English Paper-II
Choose the correct form of the verb given in the bracket: The board of directors ___ this agenda tomorrow. (discuss)
A)
will have discussed
B)
discuss
C)
discussed
D)
will discuss
In the context of English Language, the most appropriate and technically accurate answer is 'will have discussed' (Option A).
Legal Metrology • General English Paper-II
Choose the correct meaning of the following idiom: To give oneself airs
A)
to be in a fit
B)
to win over someone
C)
to boast
D)
to be greeted
To give oneself airs means to boast or behave conceitedly.
Legal Metrology • General English Paper-II
Choose the correct meaning of the following idiom: At the zenith
A)
at the lowest degree
B)
at the highest degree
C)
at the bottom of the chain
D)
at the middle ground
Zenith means the highest point or degree.
Legal Metrology • General English Paper-II
Choose the correct word for the given sentence: The practice of having many wives.
A)
Diagamy
B)
Monogamy
C)
Polyamorous
D)
Polygamy
Polygamy is the practice or custom of having more than one wife or husband at the same time.
Legal Metrology • General English Paper-II
Synthesize the sentences as given in the brackets: Zodina overworked. His health broke down. (Use illative conjunction)
A)
Zodina overworked because his health broke down
B)
Zodina is overworking and his health will break down
C)
Zodina overworked and his health will break down
D)
Zodina overworked therefore his health broke down
“Therefore” is the required illative conjunction connecting cause and result.
Legal Metrology • General English Paper-II
Choose the correct meaning of the following idiom: Tit for tat
A)
blow for a blow
B)
win and lose
C)
to waste away
D)
joys and hardships
Tit for tat means retaliation in kind—a blow for a blow.
Legal Metrology • General English Paper-II
Identify which kind of pronoun the underlined word is: There are some of us who were born to be wild.
A)
reflexive pronoun
B)
relative pronoun
C)
indefinite pronoun
D)
distributive pronoun
In the context of English Language, the most appropriate and technically accurate answer is 'relative pronoun' (Option B).
Legal Metrology • General English Paper-II
Transform the following sentence as directed in the bracket without changing the meaning: No other animal is as bold as the lion. (Affirmative)
A)
The lion is as bold as the other animals
B)
The lion is the boldest animal
C)
The lion is a bold animal
D)
The lion is a very bold animal
The lion being the boldest is the affirmative equivalent of “No other animal is as bold as the lion.”
Legal Metrology • General English Paper-II
Name the part of speech of the underlined word: The realtor walked slowly towards the door.
A)
noun
B)
verb
C)
adjective
D)
adverb
In the context of English Language, the most appropriate and technically accurate answer is 'adverb' (Option D).
Legal Metrology • General English Paper-II
Choose the correct meaning of the following idiom: Take by storm
A)
fear of stormy weather
B)
hailstorms and thunder
C)
capture by a sudden attack
D)
sudden storm
The idiom 'take by storm' means to capture or succeed suddenly and overwhelmingly.
