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Investigate whether a simple pendulum will swing continuously in air.Explain your finding?
A simple pendulum will definitely not swing continuously in air. The pendulum would lose energy to its surroundings in overcoming air resistance.
What is the effect of draught in a simple pendulum experiment?
In a simple pendulum experiment, air resistance or drag can affect the motion of the pendulum by slowing it down. This can lead to discrepancies in the period and amplitude of the pendulum swing compared to theoretical calculations. It is important to minimize the effects of air resistance in order to obtain accurate results in the experiment.
Could we ever construct a true simple pendulum?
Yes, a simple pendulum consists of a mass (bob) attached to a string fixed at a pivot point - this can be easily constructed using everyday materials. By ensuring the string length is much longer than the amplitude of the swing and minimizing air resistance, the pendulum's motion can closely approximate that of an ideal theoretical simple pendulum.
What can make the pendulum swing faster?
Increasing the length of the pendulum or increasing the height from which it is released can make the pendulum swing faster due to an increase in potential energy. Additionally, reducing air resistance by using a more aerodynamic design can also help the pendulum swing faster.
What makes a pendulm swing fast or slow?
The speed of a pendulum is determined by the length of the pendulum arm and the force applied to set it in motion. A shorter pendulum will swing faster, while a longer pendulum will swing slower. Additionally, factors such as air resistance and friction can also affect the speed of a pendulum swing.
What variables affect the swing of a pendulum?
The variables that affect the swing of a pendulum are its length, mass, and the amplitude of its initial displacement. A longer pendulum will have a slower swing rate, while a heavier mass will also affect the period of oscillation. Amplitude plays a role in determining the maximum speed of the pendulum swing.
If pendulum is made to swing in water compare the time taken for this pendulum to come to a complete stop with the time taken by a pendulum swinging in air?
The pendulum will take more time in air to stop completely in comparision with water
What are the conditions required to swing continuously in air?
absence of friction...no air resistance
Do simple pendulum vibrates in vacuum?
Yes, a simple pendulum can still vibrate in a vacuum because its motion depends on the force of gravity and its initial displacement. The absence of air resistance in a vacuum does not affect the pendulum's ability to swing back and forth.
Is the ending and starting height of the pendulum exactly the same?
No, the swing of the pendulum will never carry it back quite as high as it was when it started. The pendulum must work against air resistance, and so a little bit of momentum is lost with every swing. Even if the pendulum operated in a vacuum, there would still be some tiny amount of friction at the point where the pendulum is attached to its frame. The swing of a pendulum is never 100% efficient. So the pendulum will run down.
What is the relationship between damping and a pendulum that cannot swing continuously in air?
Damping is why the pendulum cannot swing continuously in air. If the suspension system of the pendulum was completely friction free (which none of them are, though it isn't much), the thing that would "work against" the swinging pendulum is the air. That air (a fluid) that it must move through doesn't move out of the way by itself. Air may not look or feel like much, but to shear through it like the pendulum does "costs" the pendulum. The friction of the air atoms and molecules (we call it "drag" when we talk about aerodynamics) is enough to continuously strip energy from the pendulum and eventually stop it completely. Picture a large ball weighing several hundred pounds suspended on a long steel cable. Start that swinging and it will swing for a long time. But it will eventually stop. It just takes a longer period for the drag of the air to drain all the kinetic energy from the moving ball because there is so much of it there when that ball is in motion. A little fishing weight on a piece of fishing line will not swing anywhere nearly as long. Consider how much energy it would take to set the two different pendulums in motion. That's how much energy the aerodynamic drag will have to "suck out" of the pendulum to stop it. And even though the big ball is larger in cross sectional area (and will have more drag), it has many times the mass advantage over the fishing weight. That's what makes it take longer to stop - it has a lot more kinetic energy in it.
Does the height of release affect the swing of a pendulum?
Yes, the height of release affects the swing of a pendulum. A pendulum released from a greater height will have a larger amplitude (maximum displacement from the central position) but the period (time taken to complete one full swing) will remain the same, assuming there is no air resistance.
