PRACTICE ASSIGNMENT 3
(Based on Chapter 3— Force and Pressure)
1. Fill in the blank spaces by choosing the correct words from the list given below:
moment
upward atmosphere are
List: water
density altitudes lateral turning
effects.
)
area
.....cross-section.
at sea level.
of a liquid
(a) The changing perpendicular distance results in different
(b) Pressure is inversely proportional to the
(c) The air pressure can support 10.34 m of
(d) The buoyant force decrease with the decrease in
(e) The thick wall near the base of a dam counters large
(f) The atmospheric pressure decreases on higher
pressure of wate
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