GradePack

    • Home
    • Blog
Skip to content
bg
bg
bg
bg

Author Archives: Anonymous

_______________ detect sensory inputs such as pain and have…

_______________ detect sensory inputs such as pain and have their cell bodies in the dorsal root ganglion located along the spinal column outside the CNS and are considered peripheral. 

Read Details

A digital signal sampled at 48kHz is to be downsampled to 12…

A digital signal sampled at 48kHz is to be downsampled to 12kHz. The bandwidth of the anti-aliasing filter in terms of normalized frequencies in rad is:

Read Details

Two 4-point  FFTs and a 4-point  IFFT  are used to perform f…

Two 4-point  FFTs and a 4-point  IFFT  are used to perform fast convolution of the sequences x(n) and h(n) (N = 4) h(n) =4δ(n) + 6δ(n-1) +2δ(n-2) +7δ(n-3) x(n) =u(n) – u(n-4) The result y(n) for n=1,2,3,4  after the IFFT is equal to

Read Details

The causal filter y(n) = x(n) + 0.8 y(n-1) is excited by whi…

The causal filter y(n) = x(n) + 0.8 y(n-1) is excited by white noise with

Read Details

Let  h1(n)=  δ(n-4) – δ (n-7)  and   h2(n)= (-0.8)n-1u(n-1)…

Let  h1(n)=  δ(n-4) – δ (n-7)  and   h2(n)= (-0.8)n-1u(n-1) If the overall system is given by h(n)= h1(n)*h2(n)    where * denotes convolution   The transfer function of the overall system H(z) will be:

Read Details

The filter H(z) = 9 – z-1 + 3z-2 is excited by white noise o…

The filter H(z) = 9 – z-1 + 3z-2 is excited by white noise of zero mean and unit variance.  The variance of the output will be:

Read Details

Give the poles and zeros of the causal filter represented by…

Give the poles and zeros of the causal filter represented by the difference equation: y(n) = 2x(n) + 2x(n-1) + 2x(n-2)

Read Details

Among the Butterworth, Chebyshev, Kaiser, and Elliptic digit…

Among the Butterworth, Chebyshev, Kaiser, and Elliptic digital filter design methods, which is likely to meet design specifications with the lowest order transfer function?

Read Details

For the following signal x(n),  determine the value of the f…

For the following signal x(n),  determine the value of the following DFT function X(k) at k=0 and for N=512 without computing explicitly the DFT sum. x(n) = 9δ(n) +  4δ(n-1) – 4δ(n-15) + δ(n-136) X(0) is equal to?

Read Details

A line segment has a slope of m = 3. It passes through the p…

A line segment has a slope of m = 3. It passes through the points A(2, 5) and B(4, k). Determine the value of the missing y-coordinate, k. k = [____] 

Read Details

Posts pagination

Newer posts 1 … 62 63 64 65 66 … 71,926 Older posts

GradePack

  • Privacy Policy
  • Terms of Service
Top