An Electron in a TV Picture Tube Is Accelerated Through

question 48

Multiple Choice

An electron in a TV picture tube is accelerated through a potential difference of 29 kV before it hits the screen.What is the kinetic energy of the electron in electron volts? (1 eV = 1.6 × 10−¹⁹ J)

• A) 2.9 × 10⁴ eV
• B) 4.6 × 10−¹⁵ eV
• C) 4.6 × 10−²² eV
• D) 18.1 × 10²² eV
• E) ​4.5 × 10−¹⁵ eV

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

---

Definitions:

Low-Grade Fever

A mild elevation in body temperature, usually indicative of the body's response to infection or illness.

Forgetfulness

The tendency or condition of being prone to forget or failing to remember information, personal experiences, or tasks.

Unexplainable Muscle Weakness

Muscular weakness without an identifiable cause despite extensive evaluation, often leading to further diagnostic investigations.

Blood Transfusion

The process of transferring blood or blood components from one person (donor) into another person’s (recipient) bloodstream.