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Magneto rheological abrasive finishing (MRF) is a magnetic field assisted process.
MRAFF is the hybrid finishing process of MRF and AFF.
Consider the following statements: 1. Both ferromagnetic and ferrimagnetic materials have domain structures; each domain has randomly oriented magnetic moments when no external field is applied. 2. Both ferromagnetic and ferrimagnetic materials make those domains that have a favourable orientation to the applied field grow in size. 3. The net magnetic moment in ferromagnetic materials is higher than that in ferrimagnetic materials. 4. The net magnetic moment in ferrimagnetic materials is higher than that in ferromagnetic material. Which of the above statements are correct?
The erosion mechanism of rubber-like materials is same as that of brittle materials and ductile materials.
Rubbed finish is a type finishing where a rotating steel is used. This type of finishing is done on:
The efficiency of A finishing a job is thrice than that of B finishing the same job. If B is paid 45 for 5 days how much would A be paid for 3 days?
C works for 3 days finishing 1/7 of the work. Then, B works for 2 days finishing 1/7 of the work. A works for 5 days and completes the work. In how many days would A have completed the work?
A cube shape glass aquarium whose side length is 40 cm. If the finishing cost of glass is 10 per cm2. Then the total finishing cost of the glass aquarium.
In the question below, a part of the sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is needed, choose 'No improvement'. By next month I will be finishing all my exams, and I can relax! A. will finish B. will have been finishing C. will have finished
State whether the following statement is true or false about magnetic abrasive finishing. “Increasing the magnetic flux density raises the rate of material removal in finishing.”