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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
- A sphere of 4cm radius is suspended with in a hollow sphere of 6cm radius. If the inner
- A wooden stick 2 m long is floating on the surface of water. The surface tension
- A spherical shell of radius 10cm is carrying a charge q. If the electric potential
- The angular velocity of second’s hand of a watch is
- In the phenomenon of electric discharge through gases at low pressure,
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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