The Record for the Highest Speed Achieved in a Laboratory

question 38

Multiple Choice

The record for the highest speed achieved in a laboratory for a uniformly rotating object was 2.01 × 10³ m/s for a 0.15-m long carbon rod. What was the period of rotation of the rod?

• A)7.4 × 10^-5 s
• B)3.1 × 10^-4 s
• C)4.7 × 10^-4 s
• D)5.2 × 10^-3 s
• E)1.3 × 10^-3 s

---

Definitions:

Frontal Lobes

The frontal lobes are a region of the brain important for voluntary movement, expressive language, and managing higher-level executive functions.

Negative

In this context, it likely refers to an unfavorable or adverse condition, outcome, or attitude.

Word Salad

A jumble of incoherent speech or text resulting from severe mental illness, like schizophrenia, characterized by a mix of words, phrases, or sentences not connected in a meaningful way.

Speech

The expression of thoughts and feelings by articulating sounds and words.