Friction is useful in preventing objects from slipping or sliding, enabling us to walk, drive, or hold objects securely. It also allows us to write with a pen or grip objects with our hands. Additionally, friction plays a crucial role in various machines and devices by allowing mechanisms to function properly.
No, a pulley does not use friction. Pulleys are simple machines that use a wheel and axle to redirect the force applied to them. Friction is not necessary for a pulley to work properly.
No, static friction and kinetic friction are separate forces that act in different situations. When an object is at rest, static friction opposes the applied force. When the object is in motion, kinetic friction opposes the motion. To find the total friction force, you would just consider the friction force relevant to the situation.
The brake pads against the wheel rims or disc rotor are the main components on a bike that use friction to slow down or stop the bike. Additionally, the tires gripping the road surface while pedaling or cornering also rely on friction to provide traction.
To increase friction, you can increase the roughness of the surfaces in contact, increase the normal force pressing the surfaces together, or use materials with higher coefficients of friction. To decrease friction, you can use lubricants to reduce surface roughness and create a barrier between the surfaces, reduce the normal force acting on the surfaces, or use materials with lower coefficients of friction.
Use lubricants such as oil or grease to reduce friction between surfaces. Use smooth or polished surfaces to minimize roughness and friction. Ensure proper alignment and regular maintenance of moving parts to avoid unnecessary friction. Reduce the weight or force pressing the surfaces together to decrease friction.
The suffix of "useful" is "-ful."
No
use-ful, use-less
yas
why isn't PowerPoint helpful..........
they wasent use ful
it mean butt
this is un help ful do not use
Electricity
one positive of gasoline is that it is very use ful
-ful
The suffix of "wonderful" is "-ful".