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Physics
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Class 9
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Pressure Exerted by a Solid Iron Cuboid on Sand
Pressure Exerted by a Solid Iron Cuboid on Sand
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1)
The normal force exerted on unit area is called?
Density
Pressure
Relative density
Thrust
2)
Mass of an object is10 kg. What is its weight on earth?
9.8 N
98 N
0.98 N
980 N
3)
The thrust exerted by a wooden block on the table top is 49 N and the area of the wooden block is 200 cm². Find the pressure.
0.245 Nm⁻²
2450 Nm⁻²
245 Nm⁻²
24.50 Nm⁻²
4)
What is the acceleration due to gravity of earth?
9.8
9.8 ms⁻¹
9.8 N
9.8 ms⁻²
5)
_______ of an object is the force on the object due to gravity.
Mass
Weight
Gravity
Pressure
6)
What does thrust depend on?
Area
Force
Force and Area
Mass
7)
When the area is large, then the pressure exerted is ________.
more
medium
less
independent of area
8)
What is the definition of pressure?
Force/ Area
Thrust/Area
Force × Area
Thrust × Area
9)
Volume of a rectangular block can be calculated by which equation?
Length x Breadth
Length x Height
Breadth x Height
Length x Breadth x Height
10)
The effect of pressure exerted is larger _________.
while standing
while lying
while standing and lying
None of these.
11)
Which of the following shows the application of the idea of pressure in daily life?
Nail has a pointed tip.
Knives have sharp edges.
Buildings have wide foundations.
All of these.