Question

A Choose the correct option for each of the following.
The straps of a school bag are made broad to increase
(a) volume
(a) more
(b) force
(c) pressure
(d) surface area
If the surface area on which a force acts is small, the pressure exerted is
(b) less
(c) equal
(d) None of these
The height of a place from the sea level is called
(b) altitude
(c) pressure
(d) temperature
The value of atmospheric pressure at the sea level is about
(b) 100 kPa
(C) O kPa
(d) 1000 kPa
Liquid pressure is measured using a device called
(a) barometer (b) manometer (c) thermometer (d) meter

Answer 1

Explanation:

the straps of school bag are made broad to increase surface area

if the surface area on which the force acts is small , the pressure exerted is high

the height of place from sea level is called altitude

Answer 2

Answer:

surface area

equal

pressure 1000kpa

b) manometer

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