Question: Q2. (a) Clock pulses needed to control a digital. circuit is being generated by astable multivi.brator which has rwo NAND gates,a 20M2 resistor and

Q2. (a) Clock pulses needed to control a digital. circuit is being

Q2. (a) Clock pulses needed to control a digital. circuit is being generated by astable multivi.brator which has rwo NAND gates,a 20M2 resistor and 100uF Capacitor. (i)Draw the NAND gate digital clock circuit. [8marks] (ii) Calculate the frequency of the clock pulse. [3marks] (iii) State the function of the resistor in the clock circuit. [2marks] (i)Explain the need for an additional RS Flip-Flop at the output of the clock circuit. [2marks]

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