Use the Vectors , , and to Find

question 176

Multiple Choice

Use the vectors , , and to find the indicated quantity.State whether the result is a vector or a scalar.
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• A) ; vector
• B) ; vector
• C) ; vector
• D)-240; scalar
• E) ; vector

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Definitions:

Photoelectric Sensors

Devices that detect objects, changes in light intensity, or proximity by emitting and receiving light.

Phototransistor

A semiconductor device that detects light and converts it into an electrical signal, used in various sensing and light detection applications.

Strain Gauge

A sensor whose resistance varies with applied force; it's used in mechanical engineering to measure strain on an object.

Resistance

A measure of the opposition to the flow of electric current in a conductor, usually quantified in Ohms (Ω).