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15 questions
A book is kept on horizontal table. How many forces are acting on it?
0
1
2
3
Students roll toy cars down the same ramp with different coverings like carpet, foil, and sandpaper. What are they trying to test?
How does the height of a ramp affect the distance a car will roll?
How does the mass of the car affect the distance a car will roll?
How does the surface of a ramp affect how fast a car will travel?
How does the surface of a ramp affect the distance a car will roll?
In Fig two boys A and B are shown applying force on a block. If the block moves towards the right, which one of the following statements is correct?
Magnitude of force applied by A is greater than that of B
Magnitude of force applied by A is smaller than that of B.
Net force on the block is towards A.
Magnitude of force applied by A is equal to that of B.
During dry weather, while combing hair, sometimes we experience hair flying apart. The force responsible for this is___________
force of gravity
electrostatic force.
force of friction.
magnetic force
A brick is kept in three different ways on a table as shown in Fig. The pressure exerted by the brick on the table will be
maximum in position A
maximum in position B
maximum in position C
equal in all cases.
which force is non contact force
gravitational
magnetic
electrostatic
all of the above
Watch the green man. Which force(s) are acting in this situation?
Frictional Force only.
Gravitational Force only.
Muscular Force only.
Muscular and Gravitational Force.
Observe what the picture is trying to tell you. Choose the MOST CORRECT option here.
This is a game of 'tug of war'.
This is an example of balanced forces.
This is an example of unbalanced forces.
This is an example of 'balanced vs unbalanced' forces.
Let's say that the box in the picture will move. And it will move in the right direction. This is happening because-
Both the men are pushing it towards right.
Both the push and pull are in the opposite direction.
Both the push and pull are in the same direction.
Which force pulls objects towards the center of the earth?
Gravity
Friction
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