At a room temperature of 300K, calculate the thermal noise generated by two resistors of 10KΩ and 30 KΩ when the bandwidth is 10 KHz and the resistors are connected in parallel.
A. 30.15 * 10-3
B. 8.23 * 10-23
C. 11.15 * 10-7
D. 26.85 * 10-7
Answer:C
At a room temperature of 300K, calculate the thermal noise generated by two resistors of 10KΩ and 30 KΩ when the bandwidth is 10 KHz and the resistors are connected in parallel.
A. 30.15 * 10-3 B. 8.23 * 10-23 C. 11.15 * 10-7 D. 26.85 * 10-7
Explanation: Noise voltage Vn = √(4R KTB)