Write any four harmful effects of vibration.

Q: What is vibration and vibration analysis of a machine? List the methods used to eliminate vibration…

A: Vibration is the the to and fro oscillating motion of a machine body. Most of the time it is bad for…

Q: pitch, the torque required for achieving the tightening force is

A: Given data; tightening force=2200 N Pitch=0.004 m

Q: Define the term distributing force?

A: Distributing force:- Distributing Force is the force acting on the body over a length or surface.…

Q: Write any four harmful effects of vibration.

A: Vibration: The vibration is a mechanical phenomenon where the object oscillates about its…

Q: Which of the following is not the characteristic of Friction?

A:

Q: When does a vibrating motion occurs?

A: Vibratory motion: Vibratory motion is defined as the type of motion in which a particle moves to…

Q: What is friction?

A: The force between two sliding or surfaces that are trying to slide across each other is called as…

Q: What is impact loading?

A: Impact loading is a type of loading whose period of action is very less. Generally, when the time of…

Q: What are conservative forces?

A: Conservative force: When the work done by the force on a body does not depend on the path of the…

Q: 5. Mention 4 differences between Charpy and Izod impact tests..

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: Describe the force method?

A: Force method is used to find the internal forces in the determinate structures. It is also known as…

Q: Define a period of vibration.

A:

Q: Give 5 examples of Critical Damping, Over Damping, Under Damping.

A:

Q: Circle all correct statements. Plastic deformation a. Is permanent. b. Is recoverable. c. Can be…

A: Dear student, we are suppose to solve only one question. Please post other question as a separate…

Q: Why is it important to resist the loadings?

A: Loading is defined as an external force or a couple to which a member is subjected during its…

Q: Describe the impact loading?

A: It is a kind of loading where the load is applied for a very small amount of time. In this loading,…

Q: Describe the concept of finding toughness using impact testing machine.

A:

Q: ed? Static of

A:

Q: Differentiate between dry friction and internal friction ?

A: Friction: Friction is the force resisting the relative motion of solid surfaces, fluid layers, and…

Q: Name 2 Failure Criteria that are not suitable for ductile materials?

A: Theories of failure: The theory that helps to determine the safe dimensions of the required object…

Q: Explain (i) Angle of repose with a Neat diagram (ii) Impending Motion and Limiting Friction

A: Angle of repose with a Neat diagram and Impending Motion and Limiting Friction

Q: 6.Suggest steps for prevention of wear in bearings

A: The steps for preventing wear in bearing are as given below : 1.Choose the correct bearing design.…

Q: What is Limiting Friction? Describe it with some real case example.

A: Solution:

Q: Define the following terms: Sagging, Hogging, Point of Contraflexure?

A:

Q: Discuss what do you learn from the course of Mechanical Vibration.

A:

Q: Write the methodology to quantify the " Work or Bond Index for crusher

A: The Bond work index is a measure of ore resistance to crushing and grinding and is determined…

Q: Understand cohesive and adhesive forces.

A: The cohesion is defined as “the property of the molecules of a same substance attach together due to…

Q: What happens if the material is isotropic?

A: Materials have certain properties like homogeneity, showing isotropic behavior, etc. Isotropy is…

Q: Explain Flexure Test of Small, Clear Specimen (ASTM D143) ?

A: ASTM D143  consists of the "Standard Test Methods" for Small and  Clear Specimens of Timber/wood. It…

Q: What is Axial Load and explain with example?

A: Axial load is the load which act on the body parallel to the axis or perpendicular to the…

Q: Name the design consideration of casing and explain any one

A: To define: The design consideration. Concept used: Casing: The essential components of sound…

Q: With what is Stress associated and how?

A: Please Specify the question in more detail, sir.   But in general, it can…

Q: What is viscous damping force?

A: Viscous damping is the dissipation of energy produced in a vibrating system and it is resisted by a…

Q: What is the cause of forced vibration?

A: Vibrations are classified into two types: Free and Forced Vibrations depending upon the nature. Free…

Q: tensile strength

A: when weight and energy is the criterion for design the then required material having high tensile…

Q: Describe distributed loadings?

A: Distributed load is a load applied across a length or area instead of at one point on a beam. If we…

Q: Describe when and why bend testing (flexural testing) is most advantageous.

A: Flexural testing is done to determine the flexural modulus or flexural strength of the material. In…

Q: Describe the method that may be used to displacement and slope at a point on the elastic curve?

A:

Q: When does a free vibration occurs?

A: Condition of free vibration When we apply initial external forces on the body and the body tends to…

Q: List the mechanical advantages of force?

A: The mechanical advantage of force can be understood in simple terms as the greater load can be…

Q: Differentiate between Constant Load and Cross-Sectional Area?

A: Given Constant Load Cross Sectional Area To find Difference

Q: responsible for residual deformation?

A: Solution :-  Answer:- option a ( residual plastic strains)

Q: Question #1) What is friction.explain its types briefly.

A: Friction is a resistive force which develops between two bodies in contact when they have some kind…

Q: What 3 types of loading may lead to failure?

A: There are various ways by which a material may lead to failure. For instance, in case of mechanical…

Q: What kind of loadings are said to be dynamic?

A: If magnitude, point of application of the load vary with respect to time, then it is known as…

Q: Which is the simplest type of vibrating motion?

A: The simplest of all vibrations occurs when there is a Hooke's law force and no friction acts. This…

Q: why specific rigidity is needed?

A: Specific rigidity is defined by the ratio of young's modulas to the density. The more accurate term…

Q: 7. What is meant by eccentric loading and eccentricity?

A: What is meant by eccentric loading and eccentricity

Q: What is internal force?

A: Generally, Internal forces are generated due to external forces in the materials which is under…

Forced undamped vibrations

In mechanical engineering, vibration is expressed as the term that occurs due to an object's backward and forward movement about a point of equilibrium. Generally, there are three types of vibrations which are,