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