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