Question

A tower DF stands between a boy and a pillar CE. A boy at 'B' observes his father on the top 'D' of a
tower at an angle of elevation of 30°. At the same time his father observes the top 'C' of a pillar at an
angle of depression of 60°. The boy is 60 m away from the foot of the tower. If the height of the
pillar is 10 meters, find the distance between the feet of the tower and the pillar (Take 3=1.7)
pls ans​

Answer 1

Step-by-step explanation:

A fourth-order Butterworth lowpass filter is shown in Fig. below. The

filter is designed such that the cutoff frequency wc = 1 rad/s. Scale the

circuit for a cutoff frequency of 50 kHz using 10k resistors.

Answer 2

Answer:

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Step-by-step explanation:

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