This can be used in hand-wavy arguments for why friction is proportional to thenormal forcepressing surfaces together. It’s not terribly intuitive why, but it turns out that the minimum amount of force, Ff, needed to push surfaces past each other (needed to overcome the “friction force”)...
Less friction means it is harder to stop. It is because of this reason that you hear of many accidents during monsoons. Even though the friction of the brakes is still there, the brakes may be wet, and the wheels are not in as much contact with the ground because of the water. Althou...
Is tension in a rope an example of Contact Force? Yes, tension in a rope is a Contact Force because it results from physical interactions within the rope. 5 What causes the Contact Force of friction? The Contact Force of friction arises due to the interactions of surface irregularities betwee...
Static friction is what keeps a box on an incline from sliding to the bottom. Applications of friction Friction plays an important part in many everyday processes. For instance, when two objects rub together, friction causes some of the energy of motion to be converted into heat, according ...
Log In Sign Up Subjects Science Physics Free fall What is the effect of changing the distance traveled by a free-falling object on the final...Question:What is the effect of changing the distance traveled by a free-falling object on th...
What is electric flux in physics? What causes electric shock - current or voltage? What is electromagnetism and how does it work? Define electric potential. Draw the equipotential lines for the following systems. What is difference between electricity and magnetism?
When spun, the disk rotates around its central axis, and the concave surface causes the disk to wobble slightly as it spins, which creates a fascinating visual effect.As the disk spins, its motion gradually slows down due to friction between the disk and the surface it is spinning on. ...
Numerical simulations of two ruptures colliding in two scenarios: (a, b, c, d) homogeneous initial shear stress and (e, f, g, h) initial shear stress with two barriers of low initial shear stress. For both cases, the slip-weakening friction law parameters are as follows: (static frictio...
Every couple of years, an additional second is inserted into earth’s official time—but scientists have decided it’s too much of a headache to keep.
In summary, the problem involves a 17 kg girl sliding down a 2.7 m high playground slide with a speed of 1.3 m/s at the bottom. Using the equations F=ma and Vf^2 = Vi^2 + 2ad, the normal force was calculated to be 166.77 N and the coefficient of friction was found to be ...