1
AP EAPCET 2021 - 20th August Evening Shift
MCQ (Single Correct Answer)
+1
-0
What causes the free surface of a liquid to have minimum area?
2
AP EAPCET 2021 - 20th August Evening Shift
MCQ (Single Correct Answer)
+1
-0
Assertion (A) The upper surface of the wing of an aeroplane is made convex and the lower surface is made concave.
Reason (R) The air currents at the top have smaller velocity and thus less pressure at the bottom than at the top.
3
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0
A glass flask weighting 390 g, having internal volume 500 cc just floats when half of it is filled with water. Specific gravity of the glass is
4
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0
Water does not wet an oily glass because
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