At a room temperature of 300K, calculate the thermal noise generated by two resistors of 10KΩ and 20 KΩ when the bandwidth is 10 KHz.
A. 4.071 * 10-6 V, 5.757 * 10-6 V
B. 6.08 * 10-6 V, 15.77 * 10-6 V
C. 16.66 * 10-6 V, 2.356 * 10-6 V
D. 1.66 * 10-6 V, 0.23 * 10-6 V
Answer:A
At a room temperature of 300K, calculate the thermal noise generated by two resistors of 10KΩ and 20 KΩ when the bandwidth is 10 KHz.
A. 4.071 * 10-6 V, 5.757 * 10-6 V B. 6.08 * 10-6 V, 15.77 * 10-6 V C. 16.66 * 10-6 V, 2.356 * 10-6 V D. 1.66 * 10-6 V, 0.23 * 10-6 V
Explanation: Noise voltage Vn = √(4R KTB)