What is the frequency of the EM radiation with a wavelength 3000 nm? O5.0 x 1013 Hz O 1.0 x 1014 Hz O 1.0 x 1015 Hz 5.0 x 10 Hz O1.67 x 1013 Hz

Determine the range of wavelengths in the x-ray radiation band. O A> 0.3 m O 0.3 m > 1 > 3 x 10-4 O 3 x 10-4 m > 1 > 7.5 x 10 m 7.5 x 10-7 m > a> 4 x 10-7 m O 4 x 10-7 m > 1 > 3 x 10-10 m 1 x 10-8 m > a> 1 × 10¬11 m O A< 1 x 10-11 m.

Determine the range of wavelengths in the microwave radiation band. O 1> 0.3 m 0.3 m > i > 3 × 10-4 m O 3 x 10-4 m > i > 7.5 x 10-7 m O 7.5 x 10-7 m > à > 4 x 10-7 O 4 x 10-7 m > i > 3 x 10-10 m O 1x 10-8 m > i > 1 x 10-11 m O a <1x 10-11 m

3. EM radiation has an average intensity of 1500 W/m?. Which of the following statements about the E or B fields in this radiation is correct? А. В. max = 2.51 x 106 T = 870.4 N/C rms C. Emax = 1063.0 N/C D. Brms = 2.05 x 106 T FB F7 000 D00 FA F2 F3 2$ % 7 4 5 * 00

Light has a frequency of 7.21 × 1013 hertz. What is its wavelength? The speed of light is 3.00 × 108 m/s.   a. 2.40 × 10−4 nm   b. 2.40 × 105 nm   c. 2.16 × 109 nm   d. 4.16 × 103 nm   e. 4.16 × 10−6 nm

A car is speeding away from a policeman at 45 m/sec. Police radar operates at 10 GHz. The frequency of the radar signal reflected from the car is (a) 3.0 kHz more than 10 GHz (b) 1.5 kHz less than 10 GHz (c) 1.5 kHz more than 10 GHz (d) 3.0 kHz less than 10 GHz (e) 1.3 kHz less than 10 GHz

A 575 nm wavelength electromagnetic wave has a maximum magnetic field of 3.6x107 T. What is the average Intensity of the wave? O 0.63 W/m2 O 0.29 W/m2 O 0.14 W/m2 O 0.10 W/m2 O 0.20 W/m2

What is the frequency of the microwaves in a microwave oven? The wavelength is 4.00 cm. GHz

An electromagnetic wave with a peak electric field component of 1.2 x 102 N/C has what associated peak magnetic field value? (Ep = 8.85 × 10-¹2 C²/Nm², Ho = 47 x 107 T-m/A and c = 3.00 × 108 m/s) x 4.0 x 107T 3.6 × 1010 T 2.5 x 106 T O28×10-1

A microwave source produces pulses of 21.0 GHz radiation, with each pulse lasting 1.00 ns. A parabolic reflector with a face area of radius R = 8.50 cm is used to focus the microwaves into a parallel beam of radiation, as shown in the figure below. The average power during each pulse is 25.0 kW. (a) What is the wavelength of these microwaves? cm (b) What is the total energy contained in each pulse? μJ (c) Compute the average energy density inside each pulse. mJ/m³ 3 (d) Determine the amplitude of the electric field and magnetic field in these microwaves. Emax kv/m μT B. max (e) Compute the force exerted on the surface during the 1.00 ns duration of each pulse. Assume this pulsed beam strikes an absorbing surface. UN