Transformers change the potential difference of electricity. There are two main types of transformer that are used in the national grid. These are step up and step down transformers. Each of them consists of a two coils of wires around...

This video explains frequency modulation.
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This clip is from the chapter "Introduction – 1G is Where All of it Began" of the series "5G and Wireless Communication for Beginners".This section provides an introduction to the...

Underdamped Critically Damped and Overdamped motion summary

In this video, the teacher explains how to interpret a two-way frequency table to describe categorical data. They differentiate between categorical and quantitative variables, and discuss the concepts of frequency and count. The teacher...

How can we deal with spectral data? How can we apply divide-and-conquer approaches to numerical algorithms? • See how simple the DFT is to implement • Learn how to apply the divide-and-conquer approach for the FFT • See the huge speed-up...

This video provides a lesson on cumulative frequency diagrams and box and whisker plots. The instructor uses sample data of rhino weights to demonstrate how to calculate cumulative frequencies and plot a cumulative frequency diagram....

It explains the working of SONAR.

In this video, we’re going to look at frequency tables.These numbers are enough to give someone a headache and there's only 200 of them.



`Lot's of datasets have thousands of even millions of pieces of data so, we...

Deriving the velocity and acceleration equations for an object in simple harmonic motion. Uses calculus.

Bo teaches us about beat frequency. You get to hear what beats sound like, see the constructive and destructive interference wave forms, and learn a practical application of beats while tuning a guitar.

Frequency, f, is defined and related to Period, T. Two demonstrations are shown and frequency solved for.

Surf's up, dudes! Somehow ocean waves got the illustrious honor of being simply called "waves", but there are tons of other kinds of waves, like light and sound. How do they work? We gotta know this stuff! Let's learn about waves together.

The video explains how to calculate the mean of a set of grouped data using the assumed mean method. It provides a step-by-step guide to tabulating the data, choosing an assumed mean, finding deviations, and calculating the mean. The...

The video discusses cumulative frequency diagrams and box and whisker plots as tools to summarize grouped continuous data. It explains how to calculate cumulative frequencies and plot them on a diagram, allowing for estimation of the...

This lecture video explains how sound waves propagate, transfer from air to a solid, and how the human ear works. The video then explains how sound waves interact with solids, including reflection, absorption, and transmission. The video...

The basics of sound creation

The centre of mass of an object is the point where the entire weight of an object appears to act. Working out the centre of mass of a symmetrical object is easy; it’s simply the point where the lines of symmetry cross. However it’s very...

In this video, the frequency distribution table is explained.
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This clip is from the chapter "Descriptive Statistics Fundamentals" of the series "Statistics for Data Science and Business Analysis".This section describes the...

In this video, the teacher explains how to find the mean of a large data set using three different methods: direct method, assumed mean method, and step-deviation method. The teacher also explains how to group the data into classes and...

This video is a lecture about sampling, which is a method used to collect and analyze data about a population. The lecturer explains that it is often not feasible to collect data from every member of a population, so a sample is taken...

This video looks into techniques for visualizing categorical variables; namely frequency distribution tables, bar charts, pie charts, and Pareto diagrams.
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This clip is from the chapter "Descriptive Statistics Fundamentals"...

In this video of Class 10 Maths Statistics - Median of Grouped Data Problem Solving Math Grade 10 Mathematics X you will study a problem based on Statistics - Median of Grouped Data Problem Solving

The video explains how to represent grouped data using a histogram, which is a graphical representation of a grouped frequency distribution with continuous class. It also covers the rules and instructions to make a histogram, such as...

It explains the characteristics of sound, namely amplitude, time period and frequency of a vibration. It talks about loudness, pitch and quality of sound.