Q8: What is the decibel ratio of the two signals: I =7 A and I = 14 A? (a)-3.01 dB (b)-6.02 dB (c) + 3.01 dB (d) + 6.02 dB O a Ob. Oc. Od. O e QUESTION 9 Q9: What is the decibel ratio of the two signals: L 7 A and L=3.5 A? (a)-3.01 dB (b) + 3.01 dB (c) + 10.01 dB (d) + 6.02 dB O a Ob. Oc Od. Oe. QUESTION 10 Q10: What is the decibel ratio of the two signals: In = 1 mA and I = 1 nA? (a) + 120 dB (b) + 60 dB (c)- 60 dB (d) - 120 dB O a Ob. Oc. O d. Oe. QUESTION 11 Q11: How many decibels correspond to a factor of 2 increase in power? (a)- 6.02 dB (b)-3.01 dB (c) + 3.01 dB (d) + 6.02 dB O Ob. Oc. O d. Oe. QUESTION 12 Q12: How many decibels correspond to a factor of 2 reduction in power? (a) + 3.01 dB (b)-3.01 dB (c)- 6.02 dB (d) + 6.02 dB O a Ob. Oc. Od. O e QUESTION 13 Q13: How many decibels correspond to a factor of 10 increase in power? (a)-10 dB (b) + 10 dB. (c) + 20 dB (d) + 3.01 dB O a Ob. Oc. Od. O e QUESTION 14 Q14: How many decibels correspond to a factor of 10 reduction in power? (a) + 20 dB (b) + 3 dB (c)-10 dB (d) +10 dB O a O b. O c. O d. Oe. (e) + 10.01 dB (e) - 6.02 dB (e) - 90 dB (e) + 0.3 dB (c) + 0.6 dB (e) - 20 dB (c)-3 dB