7. If 22.5 m of a uniform iron rod weighs 85.5 kg, what will be the length of
22.8 kg of the same rod?
(a) 5 m
(b) 6 m
(c) 7 m
(d) None of these
Answers
Answered by
0
Answer:
Option B) 6m
Step-by-step explanation:
Mass per unit length of given rod is
= (85.5 kg) / (22.5 m)
= 3.8 kg/m
Length of 22.8 kg rod
= 22.8 kg / (3.8 kg/m)
= 6 m
Length of 22.8 kg rod is 6 m
Answered by
0
Answer:
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Step-by-step explanation:
22.5 m iron rod weight 85.5 kg
⇒∴1mironrodweight=
22.5
85.5
=3.8kg
⇒ Hence, 5 m iron rod weight is = 19 kg
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