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