Question

1.Force of friction always acts on moving
objects and its direction shall be
On any direction
Along the direction of motion
Perpendicular to the direction of
motion
Opposite to the direction of
motion

2.Pressure is
Area/force on which it acts
force/area on which it acts
Volume/force on which it acts
Force/volume on which it acts

3.The pressure exerted by a liquid
Increases with depth
decreases with depth
remains the same
none of these

4.An inflated balloon was pressed against a
wall after it has been rubbed with a piece of
synthetic cloth.It was found that the
balloon sticks to the wall.What force might
be responsible for the attraction between
the balloon and the wall?(First alphabet
capital)

5.If In a tug-o-war,two teams pulling a
ropedoes not move towards any team,it impliesthat

Equal force is being applied in
the same direction.
Equal Force is being applied in
opposite direction.
No force is applied in any
direction.
Cannot be explained.

6.In the above q-16,While the arrow moves towards its target,the forces acting on it are due to ______ and due to _____ of air.
（First alphabet capital)

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Answer 1

Answer:

1 opposite to the direction of motion

2 force/area

4 electrostatic force

equal force in opp direction