Surface Irregularities
Trending Questions
Q. A book is placed on the top of a table; it is moved in the right direction. In which direction will the force of friction act?
- It will act towards the right.
- It will act towards left.
- It will act vertically downwards.
- It will act vertically upwards.
Q.
Frictional force is a type of ______ force.
contact
non-contact
- gravitational
- magnetic
Q. Friction can be reduced on a road by _______.
- making the surface dry
- making the surface wet
- making the surface rubbery
digging the surface
Q. ntA cylinder rolls up an inclined plane , reaches some height and then rolls down (without slipping throughout these motions) . The directions of frictional force acting on cylinder are ?n
Q.
why aeroplane have special shape foe flying?
