Rotational Motion and Euler's Rotation Theorem Quiz

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Questions and Answers

According to Euler's rotation theorem, what is impossible?

  • Stable rotation without torque
  • Instantaneous axis of rotation changing its orientation
  • Simultaneous rotation along a number of stationary axes at the same time (correct)
  • Forced rotation along two axes at the same time

What does rotation around a fixed axis exclude?

  • Stable rotation without torque
  • Forced rotation along two axes at the same time
  • Instantaneous axis of rotation change
  • Wobbling and precession (correct)

How are the kinematics and dynamics of rotation around a fixed axis compared to free rotation of a rigid body?

  • Mathematically much simpler (correct)
  • Unrelated
  • Entirely analogous
  • More complex

What is the assumption about the stability of rotation around a fixed axis?

<p>No torque is required to keep it going (A)</p> Signup and view all the answers

What will result if two rotations are forced at the same time according to Euler's rotation theorem?

<p>A new axis of rotation (C)</p> Signup and view all the answers

What is a solid-state drive (SSD)?

<p>A solid-state storage device that uses integrated circuit assemblies to store data persistently, typically using flash memory, and functions as secondary storage in the hierarchy of computer storage.</p> Signup and view all the answers

What are some advantages of SSDs over hard disk drives (HDDs)?

<p>SSDs are typically more resistant to physical shock, run silently, and have higher input/output rates and lower latency.</p> Signup and view all the answers

How do SSDs store data?

<p>SSDs store data in semiconductor cells, with cells containing between 1 and 4 bits of data as of 2019.</p> Signup and view all the answers

What are some alternative names for SSDs?

<p>SSDs are also sometimes called semiconductor storage devices, solid-state devices, or solid-state disks.</p> Signup and view all the answers

What is the internal parallelism feature of SSDs?

<p>SSDs have rich internal parallelism for data processing.</p> Signup and view all the answers

Flashcards

Impossible rotation type?

Simultaneous rotation along multiple stationary axes.

Fixed axis excludes?

Rotation around a fixed axis excludes wobbling and precession.

Fixed axis rotation vs. free rotation?

Mathematically simpler.

Stability assumption?

No torque is required to keep it going.

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Two rotations forced at once?

A new axis of rotation.

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What is an SSD?

A solid-state storage device using integrated circuits, typically flash memory, for persistent data storage, functioning as secondary storage.

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SSD advantages?

SSDs resist shock, are silent, and have higher I/O rates and lower latency compared to HDDs.

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How SSDs store data?

SSDs store data in semiconductor cells containing 1 to 4 bits of data.

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Alternative names for SSDs?

Semiconductor storage devices, solid-state devices, or solid-state disks.

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Internal parallelism of SSDs?

SSDs have rich internal parallelism for data processing.

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