Question

13, On what does the effect of thrust depend
14, Give the units of thrust,
15, Define pressure
16, Give the factors on which pressure on a
surface depends
17. Smaller the surface area, more is the
pressure exerted by the thrust, Show it,
18, How is the pressure on a surface increased ?
19, Give S.1, unit of pressure,
20, Liquids and gases exert pressure in all
directions, Show it,
21, The liquid pressure at a depth is same in
all directions, Show it,
2. On what factors does the liquid pressure
depend?
3. Deline atmosphere,
# Deline atmospheric pressure,
:, What is the atmospheric pressure at sea
level?​

Answer 1

Answer:

15:-The force acting on per unit area of a surface from perpendicular direction is called pressure

19:- S.I unit of pressure is pascal