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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
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A straight conductor of length 0.4 m is moved with a speed of 7 ms⁻¹perpendicular
- The speed of light in media M₁ and M₂ are 1.5×10⁸ ms⁻¹ and 2×10⁸ ms⁻¹ respectively.
- Which one of the following statements is true, if half-life of a radioactive substance
- 10 mA current can pass through a galvanometer of resistance 25 ohm.
- The period of a simple pendulum inside a stationary lift is T. The lift accelerates
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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