1 a) A function g[n] is defined by -2 n≤-4 n -4≤ n ≤1 g[n] 4 1≤n n Calculate the signal g[2 – n] and g [2] by direct method, represent the signal in sequence form and sketch the signal. b) A casual and stable LTI system has its input x[n] and output y[n] related by the linear constant coefficient difference equation, 10 - y[n] + Σ aky[n − k] = x[n] + ßx[n − 1] Let h[n]be the α₁ in terms of h[0] and h[1]. k=1 impulse response. Determine (i) h[0]; (ii)

What is SNRQ, rounded to the nearest dB, that a 10-bit uniform quantizer is expected to have for a full-scale sinusoidal input signal? (a) 50 dB (b) 62 dB (c) 74 dB (d) 98 dB O (a) O (b) O (C) O (d) A Moving to the next question prevents changes to this answer. Type here to search hp %2:

Match the discrete time signals g(n) in column 1 with their backward differenced signals in column 2. discrete time signal g(n) discrete time signal discrete time signal Match each of the options above to the items below. backward differenced signal g(n) gln -1] backward differenced signal gn) - gln -1) backward differenced signal gn) gin -1 TTTT

Autesave For revision session ) - Protected View Saved to this PC P Search (AltQ Natasha Keery File Home Insert Draw Design Transitions Animations Slide Show Record Review View Help Record Present in Teams eShare O PROTECTED VIEW Becrefles from the Intenet.can contain vinnen. Unles you need te edit safr to stey in Protected Vie. Enable iditing 14 Example 15 For the comparator circuit shown below, a a sinusoidal input signal with a peak voltage (Vp) of 5 V and a frequency of 1 Hz is applied to the non-inverting terminal. Assuming that the signal frequency is well below the slew rate limit, describe and draw what would be the comparator output. Assume values of +Vcc as +10V and -Vec as -10 V, with the corresponding output saturation voltages of +V of +9 V and -V of -9 V. 16 17 18 19 Sde 1of 24 English united Kingdom ENG 014 210/2022