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