* Which of the
following statements about the pressure at a point in a liquid is not
correct.
A
it acts equally in all direction
B
it increases when the depth increases.
C
it increases when the density increases
D
it depends on the shape of the container.
* The
density of liquid X is 1 000 kg m-3 .What is the pressure
in Pascal (Pa) exerted by the liquid 10 m below the surface ?
A
10
B
100
C
1000
D
100 000
E
1 000 000
* A
mixture of gas and air is produced by a bunsen burner. This can be explained by
A Archimedes’ principle
B Bernoulli’s principle
C Pascal’s principle
D the principle of conservation of momentum
*. The wall
of a dam is much thicker at the bottom than at the top because
A
pressure of water at the upper level is higher than pressure of
water at the deeper level
B
pressure of water at the upper
level is lower than pressure of water at the deeper level
C pressure
of water at the upper level is the same as than pressure of water at the deeper
level
* Which of the following can be done to increase
the kinetic energy of gas molecules in an
air-tight container?
A Increase
the volume of the container.
B Decrease
the volume of the container
C Increase
the temperature of the container.
D Decrease
the temperature of the container.
*. Which of the statements shows the
applications of high pressure in everyday life?
A A
knife with a sharp edge
B A
bulldozer with a wider tyre
C Tall
buildings on a base of large surface
D Snow
shoes with a larger surface area
*. Which
of the instruments applies the Pascal’s principle?
A Lift
pump
B Hydrometer
C Bunsen
burner
D Hydraulic
Jack