Engineering Mechanics | Mechanical Engineering

A machine which is not capable of doing any work in the reversed direction, after the effort is removed, is called a reversible machine.

Byadmin September 14, 2022

Question: A machine which is not capable of doing any work in the reversed direction, after the effort is removed, is called a reversible machine.
[A].

True

[B].

False

Answer: Option B

Explanation:

No answer description available for this question.

Engineering Materials | Mechanical Engineering

Combined carbon in iron makes the metal

Question: Combined carbon in iron makes the metal
[A].
soft and gives coarse grained crystalline structure
[B].
soft and gives a fine grained crystalline structure
[C].
hard and gives a coarse grained crystalline structure
[D].
hard and gives a fine grained crystalline structure

Answer: Option D

Explanation:

No answer description available for this question.

Read More Combined carbon in iron makes the metal
Engineering Mechanics | Mechanical Engineering

One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by(where δ = Deflection of the spring.)

Question: One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by(where δ = Deflection of the spring.)
[A].

[B].

[C].

[D].

Answer: Option B

Explanation:

No answer description available for this question.

Read More One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by(where δ = Deflection of the spring.)
Hydraulic Machines | Mechanical Engineering

Which of the following pump is sucessfully used for lifting water to the boilers?

Question: Which of the following pump is sucessfully used for lifting water to the boilers?
[A].
Centrifugal pump
[B].
Reciprocating pump
[C].
Jet pump
[D].
Air-lift pump

Answer: Option C

Explanation:

No answer description available for this question.

Read More Which of the following pump is sucessfully used for lifting water to the boilers?
Automobile Engineering | Mechanical Engineering

A baffle plate is fitted inside the oil pan to prevent the oil from splashing when it is subjected to vibration and other movement during vehicle operation.

Question: A baffle plate is fitted inside the oil pan to prevent the oil from splashing when it is subjected to vibration and other movement during vehicle operation.
[A].
True
[B].
False

Answer: Option A

Explanation:

No answer description available for this question.

Read More A baffle plate is fitted inside the oil pan to prevent the oil from splashing when it is subjected to vibration and other movement during vehicle operation.
Compressors | Gas Dynamics and Gas Turbines | Mechanical Engineering

With the decrease in compression ratio, the volumetric efficiency

Question: With the decrease in compression ratio, the volumetric efficiency
[A].
does not change
[B].
increases
[C].
decreases

Answer: Option B

Explanation:

No answer description available for this question.

Read More With the decrease in compression ratio, the volumetric efficiency
Automobile Engineering | Mechanical Engineering

The calorific value of petrol is about

Question: The calorific value of petrol is about
[A].
36.5 – 38.5 MJ/kg
[B].
39.4 – 42.5 MJ/kg
[C].
42.7 – 43.5 MJ/kg
[D].
45.5 – 47 MJ/kg

Answer: Option C

Explanation:

No answer description available for this question.

Read More The calorific value of petrol is about

Similar Posts