Q.76. Tungsten (a transition element) being a metal exhibits the following properties:-
(I) It is sonorous
(II) It possesses high tensile strength
(III) It possesses high melting point
(IV) It has high density
Which of the above property/properties of Tungsten made it a suitable material for the filament of an
electric bulb?
(a) I, II and II (b) II and III (c) Only III (d) II, III and IV
Answers
Answered by
2
Answer:
the b part is correct....
Answered by
1
Answer:
I think the answer is c)only (iii) because to resist deformity or damage due to heat high melting point is necessary.
Sonorous : can produce sound
high tensile strength : breaking stress is high
high density : resistance is high
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