1/which of the intensity values would be the same if the beam were continous wav

Question

1/which of the intensity values would be the same if the beam were continous wave?

2/if the duty cycle is 60% and PRP is 10 msec, what is the PD?

3/if the duty cycle is 60% and the PRF is 0.1 kHZ, what is the PD?

4/ACW duty factro will always be............. and a PW duty factor will be...........?

5/if the original intensity is increased by 6db, how much larger will the intensity  now be?

6/as the soundwave travels through the medium it will get weaker. when it is half of its original intensity, it will have undergone a change of.........db?

7/a change of -6dB means what?

8/if the power is increased x100, we could say it underwent a change of..........dB?

9/if the intensity reduced to 1/1000 of its original value. it underwent a chnage of.......dB?

Explanation / Answer

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