You are given two circuits as shown in Fig. 14.46, which consist of NAND gates. Identify the logic operation carried out by the two circuits. :

Write the truth table for the circuits given in Fig. 14.48 consisting of NOR gates only. Identify the logic operations (OR, AND, NOT) performed by the two circuits.

Write the truth table for circuit given in Fig. 14.47 below consisting of NOR gates and identify the logic operation (OR, AND, NOT) which this circuit is performing.

In the circuit shown in Fig. EP 14.40, find the value of R_c .

You are given two circuits as shown in Fig. TBQ 14.15. Show that circuits (a) acts as (b) acts as AND gate.

Write the truth table for a NAND gate connected as given in Fig. 14.45. Hence identify the exact logic operation carried out by this circuit. :

The output of the given circuit in Fig. EP. 14.6.

Truth table for the given circuit (Fig. EP 14.8) is

You are given two solution A and B having pH 1 and 6. which of these has more hydrogen ion concentration?

A block of mass 25 kg is raised by a 50 kg man in two different ways as shown in Fig. 5.19. What is the action on the floor by the man in the two cases ? If the floor yields to a normal force of 700 N, which mode should the man adopt to lift the block without the floor yielding ?

Study the circuits (a) and (b) shown in Fig. EP 7.16 and answer the following questions. Under which conditions would the rms currents in the two circuits be the same?