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Sodium has body centred packing. Distance between two nearest atoms is 3.7 Å. The lattice parameter is
Options
(a) 4.3 Å
(b) 3.0 Å
(c) 8.6 Å
(d) 6.8 Å
Correct Answer:
4.3 Å
Explanation:
d = √3/2 a 3.7 = √3/2 a
a = 2 x 3.7 / √3 = 4.3 Å
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Topics: Electronic Devices
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A small rod of bismuth is suspended freely between the poles of a strong electromagnet.
- A cylindrical tank is filled with water to a level of 3m. A hole is opened at a height
- Two Carnot engine A and B are operated in series. The engine A receives
- A rod of 10 cm length is moving perpendicular to uniform magntic field of intensity
- An open knife edge of mass 200g is dropped from height 5m on a cardboard
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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