Related Questions

Point out which part is grammatically incorrect. 'Good people will make good laws ' 'but good' 'laws passed by a few' 'does not necessarily make' 'a good society' 'No error'
A good people will make good laws
B laws passed by a few
C do not necessarily make
D a good society
In recent survey of the student of a public university . It is found that 65% students are good in Mathematics and 45% students are good in Mathematics and 45% students are good in Statistics. How many students are good in both Mathematics and statistics of the public university?
A 20%
B 5%
C 15%
D 10%
What is the main advantage of magnetic core memory over semiconductor RAM memory?
A more compact and smaller
B more economical
C a bit does not have to write after reading
D non volatile
E None of the above
The permeability of a core material is an indication of the ability of the material to establish a magnetic field.
A True
B False
While comparing magnetic and electric circuits, the flux of magnetic circuit is compared with which parameter of electrical circuit?
A E.M.F.
B Current
C Current density
D Conductivity
A rectangular magnet of magnetic moment M is cut into two piece of same length, the magnetic moment of each piece will be
A M
B $$\frac{{\text{M}}}{2}$$
C 2 M
D $$\frac{{\text{M}}}{4}$$
How does the magnetic compass needle behave in a magnetic field?
A It assures a position right angle to magnetic field
B It starts rotating
C It assures a position which follows a line of magnetic flux
D None of the above
If a copper disc is rotated rapidly below a freely suspended magnetic needle, the magnetic needle shall start rotating with a velocity
A less than that of disc but in opposite direction
B equal to that of disc and in the same direction
C equal to that of disc and in the opposite direction
D less than that of disc and in the same direction
How many types of storage loops exist in magnetic bubble memory?
A 8
B 4
C 16
D 2
E None of the above
A good electric contact material should have all of the following properties except
A High resistivity
B High resistance to corrosion
C Good thermal conductivity
D High melting point

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