microwave oven can heat 330 g of water from 25.0°C to 100.0°C in 2.60 min. The specific heat of water is 4186 J/kg·K. These microwaves pass through a waveguide of cross-sectional area 61.0 cm2. What is the average intensity of the microwaves in the waveguide? *need answer in W/m2*
microwave oven can heat 330 g of water from 25.0°C to 100.0°C in 2.60 min. The specific heat of water is 4186 J/kg·K. These microwaves pass through a waveguide of cross-sectional area 61.0 cm2. What is the average intensity of the microwaves in the waveguide? *need answer in W/m2*
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter24: Electromagnetic Waves
Section: Chapter Questions
Problem 22PE: (a) What is the wavelength of 100MHz radio waves used in an MRI unit? (b) If the frequencies are...
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A microwave oven can heat 330 g of water from 25.0°C to 100.0°C in 2.60 min. The specific heat of water is 4186 J/kg·K.
These microwaves pass through a waveguide of cross-sectional area 61.0 cm2. What is the average intensity of the microwaves in the waveguide?
*need answer in W/m2*
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