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