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Which one of the following bonds produces a solid that reflects light in the visible region and whose electrical conductivity decreases with temperature and has high melting point?
Options
(a) metallic bonding
(b) van der Waal’s bonding
(c) ionic bonding
(d) covalent bonding
Correct Answer:
metallic bonding
Explanation:
For a metal, conductivity decreases with increase in temperature. Also, metal has high melting point
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- For a cubic crystal structure which one of the following relations
- In common base mode of a transistor, the collector current is 5.488 mA
- When an object is placed 40cm from a diverging lens, its virtual image is formed 20 cm
- The radius of gyration of a solid sphere of radius r about a certain axis is r
- A particle moves a distance x in time but according to equation x=(t+5)⁻¹
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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