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A paramagnetic sample shows a net magnetisation of 0.8 Am⁻¹, when placed in an external magnetic field of strength 0.8 T at a temperature 5K. When the same sample is placed in an externel magnetic field of 0.4 T at a temperature of 20K. The magnetisation is
Options
(a) 0.8 Am⁻¹
(b) 0.8 Am²
(c) 0.1 Am⁻²
(d) 0.1 Am⁻¹
Correct Answer:
0.1 Am⁻¹
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In the equation y=asin(?t+kx),the dimensionals formula of ? is
- A heavy uniform chain lies on a horizontal top table.If the coefficient of friction
- A circuit contains an ammeter, a battery of 30 V and a resistance 40.8 ohm
- A radioactive substance emits n beta particles in the first 2 s and 0.5 n beta
- Two charges of equal magnitude q are placed in air at a distance 2a
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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