Contents

- 1 What is the period of a pendulum that takes one second to make a complete back and forth vibration S?
- 2 Is a pendulum with a 1 second period longer or shorter in length than a pendulum with a 1.5 second period?
- 3 What is the time period formula?
- 4 What is length of simple pendulum?
- 5 How to calculate the period of an oscillation?

## What is the period of a pendulum that takes one second to make a complete back and forth vibration S?

29 Cards in this Set

What is a wiggle in time called? | A vibration |
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What is the period of a pendulum? | The time of a to and fro swing |

If a pendulum takes one second to make a comlete to and fro swing, how great is its period? | one vibration per second |

**What is the time period of seconds pendulum?**

2 seconds

Second’s pendulum: It is a pendulum which takes precisely one second to move from one extreme position to other. Thus, its times period is precisely 2 seconds. 2. Simple pendulum: A point mass suspended by an inextensible, mass less string from a rigid point support.

**What should be the length of simple pendulum whose time period is 1 second?**

As such, halving the period of a pendulum will quarter (half squared) its length. Since a seconds pendulum, with a period of 2 seconds, has a length of 1 meter, a pendulum with a period of 1 second will have a length of meters, or about 25 cm.

### Is a pendulum with a 1 second period longer or shorter in length than a pendulum with a 1.5 second period?

The 1.5 second pendulum is longer in length that the 1 second pendulum. As the length of the pendulum increases the period of the pendulum increases.

**What is wave period?**

Wave Period: The time it takes for two successive crests (one wavelength) to pass a specified point. The wave period is often referenced in seconds, e.g. one wave every 6 seconds. Fetch: The uninterrupted area or distance over which the wind blows (in the same direction).

**What is the time for one cycle or one back and forth vibration?**

The frequency of a vibrating pendu- lum, or object on a spring, specifies the number of back-and-forth vibrations it makes in a given time (usually one second). A complete back-and-forth vibration is one cycle. If it occurs in one second, the frequency is one vibration per second or one cycle per second.

## What is the time period formula?

The formula for time is: T (period) = 1 / f (frequency). λ = c / f = wave speed c (m/s) / frequency f (Hz). The unit hertz (Hz) was once called cps = cycles per second.

**What is the time period of seconds?**

Period refers to the time for something to happen and is measured in seconds/cycle. In this case, there are 11 seconds per 33 vibrational cycles. Thus the period is (11 s) / (33 cycles) = 0.33 seconds.

**Will pendulum work on Moon?**

What effect do you think the difference in gravitational forces would have on the pendulum? (The force of gravity is less on the moon than on the Earth. Since the force of gravity is less on the Moon, the pendulum would swing slower at the same length and angle and its frequency would be less.)

### What is length of simple pendulum?

Length of a simple pendulum: It is defined as the distance between the point of suspension to the centre of the bob and is denoted by “l”.

**What is the length of a pendulum with a period of one second?**

A pendulum whose period is precisely two seconds, one second for a swing forward and one second for a swing back, has a length of 0.994 m or 39.1 inches. What is the period of a pendulum that takes one second to make a complete back-and-forth vibration?

**Which is an ideal model of a pendulum?**

Diagram of simple pendulum, an ideal model of a pendulum. Surprisingly, for small amplitudes (small angular displacement from the equilibrium position), the pendulum period doesn’t depend either on its mass or on the amplitude. It is usually assumed that “small angular displacement” means all angles between -15º and 15º.

## How to calculate the period of an oscillation?

Calculate the period of oscillations according to the formula above: T = 2π√ (L/g) = 2π * √ (2/9.80665) = 2.837 s. Find the frequency as the reciprocal of the period: f = 1/T = 0.352 Hz. You can also let this simple pendulum calculator perform all calculations for you!