(a)[3]
A conducting sphere is placed on an insulating stand. Explain how you would use a positively charged rod of insulating material to charge the sphere by induction.
(b)[1]
State the name of the component shown in Fig. 8.1.
(c)[2]
In the space below, complete the truth table for a NAND gate.
(d)[3]
Complete Table 8.1 for the input values provided.