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Q: How much friction force must the brake apply to the rim to bring the disk to a halt in 2.0s?
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Where the brake levers apply force in a bicycle?

Well, the lever will apply a force to a linkage, connecting the lever to the actual brake. Then the force will travel through the linkage, down to the brake. In the brake, the force will be used to pinch a moving surface between two stationary surfaces, and the friction generated there will slow the bike down.


What are principles of friction?

there is nothing called as principle of friction. friction is just a force which will act in the opposite direction of which you apply force.


What are the principles of friction?

there is nothing called as principle of friction. friction is just a force which will act in the opposite direction of which you apply force.


What force opposes the motion of your car when your step on the brake pedal?

Friction.


What force is used to slow down a bike?

strength New: The force of friction. When you apply the brakes, they grip the wheel, creating friction, which slows down the spinning.


What is the force to stop a car with your breaks?

Friction. It is friction that stops the tyres spinning. In a car, when we apply the brakes, the rubber pads on the disc brake comes in contact with the wheel. This causes friction which results in the braking of car.


When a skateboarder puts their foot down to brake what type of force is used?

Friction.


Which force causes a bicycle to slow down when the brake are used?

That is called friction.


How do you apply friction?

Friction acts in the opposite direction that the object is moving or trying to move. The force of friction is calculated by multiplying the normal force of the object, usually mass times gravity, by the coefficient of friction.


What is the word for a force that opposes the motion of an object?

The opposing forces such as friction in case of solids and viscous force in case of fluids are always present in the natural world.a force can cause a resting object to move, or it can accelerate a moving object by changing the object's speed or direction.in a shorter way to say is frictionFriction


When you use the handbrakes on a bike what force do you apply?

The force you apply is technically called applied force. It is transfered and used to move the brake pads together. At that point, the frictional force between the brake pads and the tire slows down the tire.


A 2.8kg 40cm diameter disk is spinning at 260 rpm How much friction force must the brake apply to the rim to bring the disk to halt in 2.0s The answer should be in Newtons?

Torque is equal to friction force (F) * radius (r). Torque is also equal to moment of inertia (I) * Angular acceleration (a). Angular acceleration is equal to rotational velocity * 2Pi/time, which is 2 seconds. So, F = IRa/r, or 45.63 Newtons