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Signals-and-systems Questions Set 22:

Quiz Mode

What is the z-transform of n?

z/(z-1)

(z^2)/(z-1)^2

z/(z-1)^2

z/(z+1)^2

Solution:

Consider the system y[n] = 2x[n] + 5. Is the function linear?

Give answer in Yes/No.

Solution:

For an energy signal, the condition that must be satisfied is:

E = 0

E = ∞

P = ∞

0 < E < ∞ and P = 0

Solution:

What is the typical bandwidth used by digital television channels in India?

2.4 MHz

1 MHz

7 MHz

2 MHz

Solution:

In the television system in India, each frame is scanned how many times?

100 times

50 times

20 times

10 times

Solution:

What is the Laplace transform of (e^-at - e^-bt)/t?

log((s+a)/(s+b))

log((s+b)/(s+a))

log((s+b)(s+a))

log((s+b)+(s+a))

Solution:

An even function of time does not have __________ in its Fourier series.

The DC term

Sine term

Cosine term

Odd harmonics

Solution:

Which of the given options is false for Even Signals?

x(t) = x(-t)

These signals have the same amplitude

These signals have different phases

The mirror image of these signals is the same

Solution:

When does aliasing occur?

Sampling signals less than Nyquist Rate

Sampling signals more than Nyquist Rate

Sampling signals equal to Nyquist Rate

Sampling signals at a rate which is twice of Nyquist Rate

Solution:

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Signals-and-systems Questions Set 22:

What is the z-transform of n?

Solution:

Consider the system y[n] = 2x[n] + 5. Is the function linear? Give answer in Yes/No.

Solution:

For an energy signal, the condition that must be satisfied is:

Solution:

What is the typical bandwidth used by digital television channels in India?

Solution:

In the television system in India, each frame is scanned how many times?

Solution:

What is the Laplace transform of (e-at - e-bt)/t?

Solution:

An even function of time does not have __________ in its Fourier series.

Solution:

Which of the given options is false for Even Signals?

Solution:

When does aliasing occur?

Solution:

Related Question Sets:

Related Topics:

Consider the system y[n] = 2x[n] + 5. Is the function linear?

Give answer in Yes/No.

What is the Laplace transform of (e^-at - e^-bt)/t?