IR Sensor Online Exam Quiz

IR Sensor GK Quiz. Question and Answers related to IR Sensor. MCQ (Multiple Choice Questions with answers about IR Sensor

How many pins are present in the LDR Sensor?

Options

A : 1

B : 4

C : 2

D : 5

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If 1 means an object is detected and 0 meaning no object is detected, then considering the sensor is stationary, what can be said about the movement of the object if the output by the sensor is 111000?

Options

A : Object is stationary

B : Object is oscillating side by side

C : Object is continuously moving away

D : Object is continuously moving closer

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What is the full form of the LDR Sensor?

Options

A : Lithium Diode Resistor

B : Light Diaphragm Resistor

C : Lithium Disk Resistor

D : Light Dependent Resistor

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What is the use of the LDR Sensor?

Options

A : Monitors Motion

B : Monitors air pressure

C : Monitors Light Intensity

D : Monitors heartbeat

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What kind of waves does the IR Sensor work on?

Options

A : Infrared

B : Indigo

C : Ultrasonic

D : Infrasonic

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What will happen if we supply a voltage of 250 kV to the terminal of the LDR Sensor?

Options

A : Damage is caused

B : Module will shut down

C : Module will not respond for the time the voltage is applied

D : Module will function normally

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Which of the formulae give us the relation between resistance and illumination in the LDR Sensor?

Options

A : Resistance = Constant_1 * (Illumination^Constant_2)

B : Resistance = Constant_1 * (Illumination+Constant_2)

C : Resistance = Constant_1 ^ (Illumination-Constant_2)

D : Resistance = Constant_1 + (Illumination^Constant_2)

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