Monochromatic Light Is Normally Incident on a Diffraction Grating $\theta$ And Has Width W

question 21

Multiple Choice

Monochromatic light is normally incident on a diffraction grating. The m^th order line is at a angle of diffraction angle $\theta$ and has width w. A wide single slit is now placed in front of the grating and its width is then slowly reduced. As a result:

• A) both \(\theta\)and w increase
• B) both \(\theta\)and w decrease
• C) \(\theta\)remains the same and w increases
• D) \(\theta\)remains the same and w decreases
• E) \(\theta\)decreases and w increases

Comprehend the progression and limitations of memory development in early childhood.

Grasp the significance of pretense play and its role in cognitive and social development.

Differentiate between ego-centric and theory of mind perspectives in children.

Recognize the relationship between physical and cognitive development milestones.

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Definitions:

Television Violence

The portrayal of physical force and aggression in television programming, which is a subject of concern and study regarding its impact on viewers.

Aggressive Behaviour

Actions that are intended to cause harm or pain to another person, which can be physical or verbal and is often a response to perceived threats or challenges.

Correlation

A measure of the relationship between two variables, indicating how one may predict or be associated with the other.

Causation

The action of causing something, indicating a relationship where one factor or event makes another happen.