A Sphere of Radius 1 Cm and Mass 100 G

question 4

Multiple Choice

A sphere of radius 1 cm and mass 100 g is sinking at a steady speed of 1 mm per second down through a fluid with viscosity of 300 Pa s. Assuming that Stokes' law applies, what is the density of the viscous fluid?

• A) 500 kg m-3.
• B) 1000 kg m-3.
• C) 1500 kg m-3.
• D) 2000 kg m-3.
• E) 5000 kg m-3.ANS

---

Definitions:

Extreme Sports

Athletic activities or competitions that involve high levels of physical exertion, risk, and adrenaline, often involving speed, height, or physical challenge.

Weather Conditions

Refers to the atmospheric state at a specific time and place, including aspects such as temperature, humidity, wind velocity, precipitation, and cloudiness.

Read Aloud Software

Software that converts text to speech, allowing the content of documents or web pages to be listened to audibly.

Text Input

A field or area in a user interface where the user can enter text from a keyboard.