Mushkovic BIOLOGY - Chemical and Physical Foundations of Biological Systems

Which of the following statements about the photoelectric effect is correct?

A. The kinetic energy of emitted electrons increases with increasing light intensity.. B. No electrons are emitted below a certain threshold frequency, regardless of light intensity.. C. Electrons are emitted even at zero frequency if the light intensity is high enough.. D. The number of emitted electrons decreases with increasing light frequency..

Like(0)

disLike (0)

Comment(0)

Explanation

According to the photoelectric effect, electrons are emitted from a material only if the incident light has a frequency above a certain threshold, regardless of the light's intensity.

In the context of enzyme kinetics, what does a low Km value indicate about an enzyme's affinity for its substrate? Which of the following describes the type of bonding and interaction within a DNA double helix? Which of the following is true regarding the relationship between Gibbs free energy (ΔG) and the spontaneity of a chemical reaction? Which of the following statements about the photoelectric effect is correct? In an electrolytic cell, which of the following occurs at the cathode? What is the primary function of myoglobin in muscle cells? Which principle explains the increase in pressure observed in a closed system when temperature is increased, assuming volume remains constant? What type of intermolecular force is primarily responsible for the high boiling point of water? What is the main role of the enzyme carbonic anhydrase in red blood cells? During oxidative phosphorylation, the energy for ATP synthesis is directly provided by:

Add Mcqs

update

Plz Contact admin for this action

Which of the following statements about the photoelectric effect is correct?