Two metal plates of dimensions
10cm x 2cm and 5cm x 4cm are
pulled with the same velocity on a liquid
film spread on a smooth table. Then
ratio of the forces required in these two
cases is
(A) 1:1
(B) 1:2
(C) 2:1
(D) 3:4
Answers
Answered by
1
Answer:
a
Explanation:
The metal plate have a sme volume and velocity of pull is same so forces applid on them is same so 1:1 is the right answer.
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