dht11 is _____________ sensor: Object presence sensor Humidity sensor Air sensor Position sensor Correct answer: 2. Humidity sensor The dht11 is a temperature and humidity sensor. dht11 is a basic, ultra low-cost sensor that uses a humidity sensor and a ...

A transducer converts: A signal in one form to another Voltage to current only AC to DC None of these Correct answer: 1. A signal in one form to another A transducer is a device that converts a signal in ...

Change in output of sensor with change in input is termed as: Accuracy Sensitivity Resolution Threshold Correct answer: 2. Sensitivity The Change in the output of the sensor with a change in input is known as sensitivity. The sensitivity of ...

The circuit component which opposes change in voltage is: Resistor Capacitor Inductor None of these Correct answer: 2. Capacitor

As compared to DC, the transmission losses in AC are: Low High Neligible None of these Correct answer: 2. High

The inductive reactance of a circuit is _____________ frequency: Directly proportional Inversely proportional Independent of Correct answer: 1. Directly proportional Explanation: XL = 2πfL XL = Inductive reactance f = Frequency

The form factor of which type of wave is 1: Sinusoidal Square Triangular Sawtooth Correct answer: 2. Square Explanation: The form factor is defined as a ratio of R.M.S Value to average value. The form factor of Square wave is ...

The charging of a capacitor through a resistance follows which of the following law: Square law Linear law Exponential law None of these Correct answer: 3. Exponential law

The relative permittivity and capacitance of a capacitor are: Inversely proportional to each other Directly proportional to each other Independent of each other Correct answer: 2. Directly proportional to each other

The capacitance of parallel plate capacitor doesn’t depend on which of the following parameters: Medium between plates Area of plates Metal of plates Separation between plates Correct answer: 3. Metal of plates