1. The range of radio waves used in microwave oven is,
(A) 2 GHz
(B) 2.5 GHz
(C) 3 GHz
(D) None of These
2. What is used in microwave oven for generating of microwaves?
(A) Wave Guide
(B) Magnetron Tube
(C) HV Transformer
(D) None of These
3. In microwave oven H.V Transformer generates volts for magnetron tube
(A) 1000 Volt
(B) 2000 Volt
(C) 3000 Volt
(D) None of These
4. Microwave oven working on which principle
(A) Electric Heating
(B) Dielectric Heating
(C) Induction Heating
(D) None of These
5. The microwaves are carried to cooking cavity in oven by
(A) Both A & B
(B) Coaxial Cable
(C) Wave Guide
(D) None of These
6. The circuits which protect the system from overheat & other faults in microwave oven
(A) Both A & B
(B) Protection Circuit
(C) Interlock circuit
(D) None of These
7. The microwaves are generated in the following in microwave oven
(A) Both A & B
(B) Wave Guide
(C) Cooking Cavity
(D) None of These
8. In microwave oven, some waves directly following towards the food;
(A) None of These
(B) 90°
(C) 100°
(D) 9°