rotation speed

USAGE SUMMARY

'rotation speed' is a correct and usable term in written English.
It is often used to describe the frequency at which something spins or rotates. For example, "The airplane's rotational speed increased as it neared the end of its climb."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The latency to fall off the rotating rod per rotation speed level was recorded as a measure of motor function.

Cell Death and Disease

TM shaft rotation speed is 4400 rpm.

Nuclear Engineering and Design

Tablet loading, spray rate and drum rotation speed were studied.

International Journal of Pharmaceutics

Resonance frequency and rotation speed are related to device parameters.

Physica E: Low-dimensional Systems and Nanostructures

It is the rotation speed of the pedal cranks, not the wheels.

The New York Times

The rotation speed analysis and torque calculation were carried out as described19,42.

Nature

ABS installations consist of wheel-mounted sensors that input wheel rotation speed into a microprocessor.

Britannica

That would make it harder to get the rotor moving, or to change its rotation speed.

MIT Technology Review

This produces a moment pulse proportional to the flywheel spin speed and rotation speed.

Stanford University

To counter this effect, the researchers placed a gyroscope behind the propeller that measured its yaw rotation speed.

MIT Technology Review

Over time, pulsars slow down as they dissipate energy so any sudden increase in rotation speed is odd.

MIT Technology Review

Expert writing Tips

Best practice

When describing the "rotation speed" of machinery or equipment, specify the units (e.g., RPM, rad/s) for clarity and precision.

Common error

Avoid using "rotation speed" to describe the linear speed of a point on a rotating object. Use tangential speed for linear motion and "rotation speed" for the rate of rotation itself.

Linguistic Context

The phrase "rotation speed" primarily functions as a noun phrase. It acts as a subject or object, defining the rate at which an object rotates. As Ludwig AI confirms, this phrase is widely accepted and utilized in various contexts.

Expression frequency: Very common

Frequent in

Science

55%

News & Media

25%

Formal & Business

10%

Less common in

Encyclopedias

5%

Wiki

3%

Reference

2%

Ludwig's WRAP-UP

In summary, "rotation speed" is a commonly used and grammatically sound noun phrase referring to the rate at which an object rotates. Ludwig AI affirms its correctness and widespread use. Predominantly found in scientific, technical, and news contexts, the phrase serves to provide measurable information about circular motion. While alternatives like "angular speed" and "spin rate" exist, "rotation speed" remains a versatile and widely understood term. Ensure correct usage by quantifying the measurement (e.g., RPM) and distinguishing it from tangential speed.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

rotational velocity

Focuses on the velocity aspect of rotation, emphasizing the rate and direction of the circular motion.

angular speed

Refers to the rate of change of the angle of a rotating object, often measured in radians per unit time.

spin rate

Emphasizes the rate of spinning, which is a specific type of rotation.

turning rate

Highlights the rate at which something is turning, suitable for contexts where the rotation is less about continuous spinning and more about changing direction.

rpm (revolutions per minute)

A common unit for measuring rotation speed, providing a specific and quantifiable measure.

cycles per second

Measures how many complete cycles of rotation occur in a second. Is often used in physics contexts.

frequency of rotation

Highlights the frequency or how often a rotation occurs within a given time period.

rate of revolution

Refers to the speed at which an object completes a full circle or revolution around an axis.

whirling speed

Suggests a rapid or energetic rotation, implying a sense of fast, circular motion.

gyration rate

Used to describe the speed of a gyrating motion, which is a more complex or irregular type of rotation.

FAQs

How is "rotation speed" measured?

"Rotation speed" is commonly measured in revolutions per minute (RPM) or radians per second (rad/s), indicating how many complete rotations occur in a minute or how many radians are swept per second.

What's the difference between "rotation speed" and angular velocity?

"Rotation speed" typically refers to the magnitude of rotation, while angular velocity is a vector quantity that includes both magnitude (speed) and direction of rotation. Though often used interchangeably, angular velocity provides more information.

What factors can affect "rotation speed" in mechanical systems?

Factors affecting "rotation speed" include applied torque, inertia of the rotating object, friction, and any external loads or resistance acting against the rotation.

What are some alternative phrases for "rotation speed"?

You can use alternatives like "angular speed", "spin rate", or "turning rate" depending on the context.