An Object Is Placed in Front of a Lens Which

question 59

Multiple Choice

An object is placed in front of a lens which forms an image of the object.

• A) If the lens is convex, the image cannot be virtual.
• B) If the image is real, then it is also inverted.
• C) If the image is real, then it is also upright.
• D) If the image is virtual, then it is also inverted.
• E) If the image is virtual, the lens must be a diverging lens.

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Definitions:

Double Moving Average Model

A method used in time series analysis and forecasting that involves taking averages of averages to smooth data series and detect trends.

Trend

The general direction in which something is developing or changing over time.

Seasonal Effect

Variations in data or phenomena that occur at specific regular intervals within a year, attributable to the changing seasons.

Cyclical Effect

Economic fluctuations or trends that occur over regular time intervals, often related to business cycles.