Physics Questions And Answers :: Deflection Magnetometer: part1



Basic Science : Deflection Magnetometer QUESTIONS AND ANSWERS :: part1 : 1 to 5

Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :

1.A sample of iron has a magnetic induction of 0.5 T when the magnetic intensity is 10 A/m. The magnetic permeability of iron is

20
5
0.05
10.5

2.A magnetic field of 2000 A-turn/m produces a magnetic induction of 8π Wb/m2 in a bar of iron. Then the relative permeability of the iron is

100
1000
10
10000

3.The magnetic permeability of a medium indicates its capacity

to produce flux
to allow flux through it
to produce magnetic dipoles
to reduce hysteresis loss

4.The ratio of the magnetic moments of two short magnets in Tan B position by equal distance method is given by

tan θ1/tan θ2
± (d12- l12)1/2 / (d22- l22)1/2
(d12+ l12)3/2 / (d12+ l22)3/2
d13 / d23

5.The distances of the mid-points of two short bar magnets from the neutral point are 0.1 m and 0.05 m respectively. Then the ratio of their magnetic moments is

1:2
2:1
8:1
1:8

More Deflection Magnetometer QUESTIONS AND ANSWERS available in next pages

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