A mould having dimensions 100 mm × 90 mm × 20 mm is filled with molten metal through a gate as shown in the figure. For height h and cross-sectional area A, the mould filling time is t1. The height is now quadrupled and the cross-sectional area is halved. The corresponding filling time is t2 The ratio t2/t1 is

Comments and Answers (2)

Muskaan

Muskaan

please post an explanation

Deeksha

Deeksha

anyone have any solutions

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