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Q: Why are trolleys made to move on frictionless surface?
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What does the coefficient of static friction represent?

In free space or on a frictionless surface, it takes no force to move something. Where there is friction, the ratio of (force necessary to start it moving horizontally)/(the object's weight) is the coefficient of static friction on the horizontal surface.


What happens when Coefficient of static friction of object and any surface is zero?

I'd like to make this sound interesting, but the answer is that nothing happens. In the absence of forces that might move the object, it will just sit there. Static friction refers to friction between two objects that are not in relative motion. If your frictionless surface is a board and you tilt it, gravity will immediately cause the object to slide. If i put your object on my sandpaper-covered board, I'd probably almost have to tip it over to get the object to move.


Which would take less force to move a heavy object or a light weight object?

When you include the effects of friction, it takes less force to move a light-weight object. If you can get the objects into a frictionless environment, then any force, no matter how small, can move any object, no matter how heavy.


A cord passes over a weightless and frictionless pulley masses of 200 and 300 gramd are attached to the ends of the cord find the distence the masses will move during the fifth second after they had?

no comment...


The particles in a surface water wave move back-and-forth only?

the particles in a surface water move back- and- forth only.

Related questions

Is it possible for a car to move at a constant speed when it's engine is off?

no. It will slow down because there is nothing to power it to keep it going... unless it is on a frictionless surface, which is not possible on Earth


What does the coefficient of static friction represent?

In free space or on a frictionless surface, it takes no force to move something. Where there is friction, the ratio of (force necessary to start it moving horizontally)/(the object's weight) is the coefficient of static friction on the horizontal surface.


How can a person move when placed in frictionless area?

By having a force act on that person.


How can you get away in a frictionless surface?

You have to get rid of mass. Throw things, spit, fire a gun if you have one, etc. Since momentum is conserved, every time you get rid of something, you move across the ice in the opposite direction.


When and object slides over a smooth horizontal surface how does the force of friction depend on the force of gravity on the object?

If the surface is smooth then it is almost frictionless. Hence the body will continue to move with constant velocity. However the object continues in a circular path and the weight is thus the centripetal force. It is assumed that the surface is very large)


How is it possible to move a spacecraft through frictionless space?

This questions sounds pretty bizarre but I'm gonna answer it anyways.


How does friction affect movment?

friction opposes the force causing the body to move. fiction is the reason why you are unable push very heavy objects on normal surfaces. if an object is on a truly frictionless surface, you will be able to push it left to right, side to side regardless of how heavy it is.


How can you move in frictionless surface?

How can you move in frictionless surface? Newton's Third Law of Motion: For every action there is an equal and opposite reaction.This law is exemplified by what happens if we step off a boat onto the bank of a lake: as we move in the direction of the shore, the boat tends to move in the opposite direction (leaving us facedown in the water, if we aren't careful!).Do a Google search for "Newton's 3 laws" and choose the web site below.http://csep10.phys.utk.edu/astr161/lect/history/newton3laws.htmlI have a home-aid hovercraft. Hole a basketball in your hands. Throw the basketball forward and you go backwards.Try something like this on ice with a little water sprayed on it to make it really slip….pery! Just be careful you don't fall down .Use a couple spotters.


What are the different of pleura and pericardium?

The pleura is a sac around the lungs. The pericardium is a sac around the heart. They both promote frictionless environments in which the organs can move.


How much tension must a rope withstand if it is used to accelerate a 1051 kg car horizontally along a frictionless surface at 1.24 ms2?

The force necessary to move the car would have to equal the force of inertia on the car: F = m * a Numerically: F = 1051 * 1.24 = 1303.24 N


How do you escape from a frictionless room?

If you are in a frictionless room, you can't push off of anything to exert enough force to move away. However, if you have a bottle of compressed gas or liquid, the force of the escaping gas from the container will exert a reaction force to push you where you need to go. If you are near a wall, you can push off of that.


What happens when Coefficient of static friction of object and any surface is zero?

I'd like to make this sound interesting, but the answer is that nothing happens. In the absence of forces that might move the object, it will just sit there. Static friction refers to friction between two objects that are not in relative motion. If your frictionless surface is a board and you tilt it, gravity will immediately cause the object to slide. If i put your object on my sandpaper-covered board, I'd probably almost have to tip it over to get the object to move.