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