Question

Which of the followings transmitted as wave,which penetrate food and are then absorbed and convert to heat.

A Microwave frequency
B Radio frequency
C Infrared
D All of the above
Practice Next

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)