If an Electron Is Accelerated from Rest Through a Potential

question 48

Multiple Choice

If an electron is accelerated from rest through a potential difference of 300 V,find its approximate speed at the end of this process.(e = 1.6 × 10−¹⁹ C;m_e = 9.1 × 10−³¹ kg)

• A) 2.5 × 10⁷ m/s
• B) 2.1 × 10⁷ m/s
• C) 1.0 × 10⁷ m/s
• D) 1.4 × 10⁷ m/s

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Definitions:

Implantation

The attachment of the blastocyst to the uterine wall, occurring at about day 6.

Zygote

The initial cell formed when a sperm cell and an egg cell fuse, marking the beginning of a human's genetic makeup.

Phenotype

The observable characteristics or traits of an organism, such as its morphology, development, biochemical or physiological properties, phenology, behavior, and products of behavior, resulting from the interaction of its genotype with the environment.

Genotype

The genetic constitution of an individual organism, often in contrast to its physical appearance or phenotype.