The name of the device present in the microwave oven which radiates Electromagnetic Wave is _____Select one:a. Not required electromagnetic waves because it requires microwavesb. Gunn diodec. Klystron oscillatord. Magnetron

Magnetron applications found in a) Radarb) Microwave cookingc) Lighting (Sulphur lamp)d) Microwave generatorSelect one:i. all are correct applications.ii. Only a and b are correctiii. Only a, b, c are correctiv. only a,b,d are correct.

Which type of electromagnetic wave has less energy than a microwave?A.Ultraviolet waveB.Infrared waveC.Radio waveD.An X-raySUBMITarrow_backPREVIOUS

Magnetron is a ________.Select one:a. nothing but a waveguideb. high power vacuum tube which can generate variable frequencies. c. high power vacuum tube.

_______ are used for cellular phone, satellite, and wireless LAN communications.a.Microwavesb.Infrared wavesc.None of thesed.Radio waves

Which of the following is not an electromagnetic wave?A x-ray B ultraviolet C sound waves D microwaves