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Force And Pressure Mock Tests

24 questions available

Force And Pressure Mock Test 1

Questions: 24

Sample Questions

DSC Science
When a bus suddenly starts moving, the passengers standing inside tend to fall backward. This is an example of which property of motion?
A Inertia of motion
B Inertia of direction
C Inertia of rest
D Centripetal force
Class 8 Science
Force is a _______ quantity.
A Scalar
B Vector
C Both scalar and vector
D Neither scalar nor vector
Class 8 Science
Dams are built with thicker walls at the bottom because:
A Water pressure increases with depth
B The bottom needs more decoration
C Gravity is stronger at the bottom
D Water becomes denser at the bottom
DSC Science
Why does atmospheric pressure decrease as we go higher above sea level?
A The temperature increases with altitude, reducing pressure
B The Earth's gravity becomes weaker at higher altitudes
C The density of air decreases because most of the atmosphere's mass is concentrated near the Earth's surface
D The amount of oxygen in the air decreases at higher altitudes
Class 8 Science
Which of the following forces acts between charged objects without physical contact?
A Frictional force
B Gravitational force
C Electrostatic force
D Magnetic force
Class 8 Science
When a force of 10 N acts on an object and moves it through a distance of 2 m, the work done is:
A 2 J
B 5 J
C 20 J
D 12 J
Class 8 Science
Which type of force is required to change the direction of a moving ball?
A No force
B A force opposite to motion
C A force perpendicular to motion
D A force in the direction of motion
Class 8 Science
Which of the following is a non-contact force?
A Frictional force
B Gravitational force
C Tension force
D Air resistance

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