What are the two types of dislocation motion compare them?
3.1 Concept of Slip. There are two basic types of dislocation movement. Glide or conservative motion occurs when the dislocation moves in the surface which contains both its line and Burgers vector: a dislocation able to move in this way is glissile, one which cannot is sessile.
Where does dislocation motion occur?
Dislocation motion in crystals can occur when a shear stress act across the slip plane. This is illustrated for an edge dislocation. The atomic structure is only adjusted in the region of the dislocation line during this motion.
What are the types of dislocation?
Common joint dislocations: shoulder, elbow, knee, hip, finger, collarbone, jaw, wrist, ankle and foot
- Shoulder dislocation.
- Elbow dislocation.
- Kneecap (patellar) dislocation.
- Knee joint dislocation.
- Hip dislocation.
- Dislocated finger.
- Dislocated jaw joint.
- Wrist dislocation.
What is a perfect dislocation?
The magnitude of Burgers vector b of a (perfect) dislocation is defined as the distance from a lattice point to the nearest lattice point. There may exist a meta-stable position for an atom given by a vector ｂ1 whose magnitude is smaller than b. The Burgers vector of the perfect dislocation can split to b = ｂ1+ｂ2.
How do slip systems work?
A slip plane is a plane in which the atoms are packed most closely relative to each other, and hence most tightly bound (bonded) to each other in that plane, while the bonds in other directions (in particular, perpendicular to the plane) are weaker, the atoms being further apart with fewer close neighbours in those …
What are the components of a slip system?
A slip system consists in a set of parallel crystalline planes, and a direction lying in these planes. Plastic deformation consists of relative displacements of these planes in these directions.
What is number of slip system?
FCC slip occurs on close-packed planes in close-packed directions. There are 4 octahedral planes, (111), (111), (111), and (111), six <110> directions, each one common to two octahedral planes, giving 12 slip systems.
What is slip deformation?
Slip is the prominent mechanism of plastic deformation in metals. It involves sliding of blocks of crystal over one other along definite crystallographic planes, called slip planes. • it is analogous to a deck of cards when it is pushed from one end. Slip occurs when shear stress applied exceeds a critical value.
What is the significance of a slip system?
Slip systems are vital for deformation in a metal to occur. The application of shear stress along the length of an object causes crystal lattices to glide along each other and form slip systems. Slip systems are unique to the lattice where they are present. Slip planes are the planes with the highest density of atoms.
How many slip systems are in HCP?
three
What is the slip process in metals?
Viewed as a large-scale phenomenon as in the deformation of a piece of metal, slip involves the passage of a large number of dislocations on nearby slip planes within many of the individual crystals.
What is slip system in banking?
Slip System of Posting refers to the method in which the transaction is entered into the books of accounts on the debit or credit side as per the nature of the transaction. It is adopted by the banking companies to keep a record of the deposits made and withdrawals made by the customers out of their account.
What is slip system explain its merits and demerits?
The slip system of posting refers to the slips used to make entries in the customers’ personal accounts in the ledger rather than from journals. This method is usually opted for when there are no vouchers. Advantages: * Accounting is smooth and there is evidence for each transaction made.
What is non banking asset?
Non- Banking Assets, therefore, are those Financial Assets acquired by the banks to settle their debts. When a borrower is unable to repay the amount of the loan in cash and in place of that offers an asset to the bank. When the banks purchase these assets, they are known as non-banking assets.
What are non-banking activities?
Permissible non-bank activities are lines of financial business that can be conducted by bank holding companies because they are deemed close enough to banking to be acceptable by the regulators. Common examples are ownership or operations in consumer finance and brokerage services.
What is difference between bank and NBFC?
An NBFC is a company that provides banking services to people without holding a bank license. An NBFC is incorporated under the Indian Companies Act, 1956 whereas a bank is registered under Banking Regulation Act, 1949. NBFC is not allowed to accept such deposits which are repayable on demand.
What are the types of NBFC?
The different types of NBFCs:
- Asset Finance Company.
- Loan Company.
- Mortgage Guarantee Company.
- Investment Company.
- Core Investment Company.
- Infrastructure Finance Company.
- Micro Finance Company.
- Housing Finance Company.
What is full form of NBFC?
A Non-Banking Financial Company (NBFC) is a company registered under the Companies Act, 1956 engaged in the business of loans and advances, acquisition of shares/stocks/bonds/debentures/securities issued by Government or local authority or other marketable securities of a like nature, leasing, hire-purchase, insurance …
Is BankBazaar a NBFC?
While BankBazaar only helps banks and non-banking financial companies (NBFCs) source leads for loans, lending startups have modelled new ways to reach customers with products such as loans for e-commerce purchases, doorstep cash for gold, pre-approved credit lines, and even loans for occasions such as weddings and …
What is NBFC Category B?
In this write up, we shall particularly discuss about the various aspects of the Category B Loan Companies. The NBFCs are further categorized into following on the basis of asset size: With asset size less than Rs. 500 Crore: Non Systematically Important Non Banking Financial Companies.
What is Type 1 and Type 2 NBFC?
Type I – NBFC-ND not accepting public funds1/ not intending to accept public funds in the future and not having customer interface2/ not intending to have customer interface in the future.
What is a category NBFC?
Under Section 45-1 (c) of the Reserve Bank of India Act, 1934, any non-banking company providing any financial services are considered as NBFC. NBFC registration is a company that is registered under The Companies Act,2013. NBFC is ruled by the Ministry of Corporate Affairs as well as the RBI.
How NBFC is formed?
The procedure to incorporate an NBFC is: A company should first be registered under the Companies Act 2013 or should already be registered under Companies Act 1956 as either a Private Limited or a Public Limited Company. The minimum net owned funds of the Company should be Rs. 2 Crore.
Can NBFC give loan?
NBFCs can offer services such as loans and credit facilities, currency exchange, retirement planning, money markets, underwriting, and merger activities.