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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
- Which of the following transitions in hydrogen atoms emit photons of highest frequency?
- If a magnetic substance is brought near the north or the south pole of a bar magnet
- Which of the two have same dimensions?
- In Raman effect, Stoke’s lines are spectral lines having
- A resistor 30Ω, inductor of reactance 10 Ω and capacitor of reactance 10 Ω
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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