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WorksheetsFriction
Total questions: 10
Worksheet time: 5mins
Friction is a
non - contact force
contact force
electrostatic force
magnetic force
The factors on which friction depends
nature of the surfaces
how hard the objects are pressed together
both (a) and (b)
none of these
A toy car released with the same initial speed will travel farthest on
Muddy surface
polished marble surface
cement surface
brick surface
It is difficult to walk on an oily floor because
Floor gets spoiled
There is more resistance
Force of friction is high
Force of friction is very less
Friction can be increased by making the surface
rough
smooth
does not depend on the nature of surface
none of these
In the figure a boy is seen pushing a box from right to left. The force of friction will act on the box
from right to left
from left to right
vertically downwards
vertically upwards
In a large commercial complex, there are four ways to reach the main road. One of the paths has loose soil, the second is laid with polished marble, the third is laid with bricks and the fourth has a gravel surface. It is raining heavily and Paheli wishes to reach the main road. The path on which she is least likely to slip is
polished marble
bricks
gravel
loose soil
Two blocks of iron of different masses are kept on a cemented floor. Which one of them would require a larger force to move it from the rest position?
both requires same force
box A
box B
Which of the following materials is likely to have least friction
Wood
Cardboard
Glass
Paper
Which of the following statements is true?
Friction pulls objects towards the centre of the earth
Friction primarily affects the objects that contain iron
Friction slows down or stops objects in motion
Friction does not affect objects in motion
