A) electrical signal B) heat C) mechanical movement D) magnetic field
A) Temperature B) Sound C) Light intensity D) Pressure
A) Pulse signal B) Continuous signal C) Discrete signal D) Digital signal
A) PIR (Passive Infrared) sensor B) Hall effect sensor C) LDR D) Ultrasonic sensor
A) convert digital to analog signals B) convert analog signals to digital form C) increase signal amplitude D) store data
A) inductive transducer B) secondary transducer C) Passive transducer D) active transducer
A) Cache B) ROM/Flash C) EEPROM D) RAM
A) Ultrasonic sensor B) Infrared sensor C) PIR sensor D) Photoresistor
A) Phototransistor B) loudspeaker C) humidity sensor D) hall effect sensor
A) humidity Sensor B) hall effect sensor C) Phototransistor D) loudspeaker
A) Phototransistor B) loudspeaker C) humidity sensor D) hall effect sensor
A) Power port B) Audio port C) I/O port D) HDMI
A) Temperature B) Magnetic field C) Sound waves D) Reflected IR radiation
A) I/O ports B) Hard disk C) Memory D) CPU
A) mechanical stress to electrical voltage B) heat energy to mechanical energy C) electrical energy to sound energy D) sound energy to electrical energy
A) A device that generates noise B) converts one form of energy into another C) A device that stores energy D) A device that amplifies signals
A) microcontroller B) Microphone C) Loudspeaker D) Sensor
A) Pressure B) Pressure C) Sound D) Temperature
A) A small computer on a single integrated circuit B) A device that stores energy C) A logic gate D) A type of transistor
A) power consumption B) output voltage C) storage capacity D) processing speed
A) CPU B) RAM C) ROM D) I/O ports |