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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?
In the following question below some statements are given followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusions logically follows the given statements. Statements: Only few bottles are brush All bottles are phone Conclusion: I. All brush can be phone II. No brush is phone
Which of the following factors does not affect the magnetic abrasive conglomerates in MAF?
State whether the following statement is true or false about Magnetic abrasive finishing. “Mirror finishing, removed burrs with lowering the accuracy of the shape are achieved by MAF.”
What are the sizes magnetic abrasive conglomerates required in the machining system of MAF?
Which of the following are commonly used abrasive materials in finishing process of MAF?
State whether the following statement is true or false about Magnetic abrasive finishing. “Vibratory motion that is axial, is introduced in the magnetic field by the oscillation of magnetic poles.”
Consider the following statement: a) Magnetic field lines are always form closed curve. b) Magnetic field lines start from north pole outside the magnet c) Magnetic field lines start from south pole outside the magnet Which of the following is a property of magnetic field lines?
If mirror is called as ball, ball is called brush, brush is called grape, grape is called soap and soap is called bubble, then which of the following is used for painting?
If ‘figure 1’ represents ‘Brush’, ‘figure 2’ represents ‘Paint’, ‘figure 3’ represents ‘Tooth’, then which letter represents ‘Tooth Brush’?