20. Largest 5-digit number that can be formes
by using digits 6, 4, 0 and 7 each atlea
once is
(A) 77460
(B) 64770
(C) 76740
(D) 77640
Answers
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0
Answer:
It is mainly used as filament in an incandescent lamp. An incandescent lamp heats a tungsten wire to incandescence by means of heat radiation that emits visible light, and the filament in an incandescent bulb is made of ultra-thin tungsten
Answered by
0
Answer:
opt)D 77649 is ur answer
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