Which of the drawings (a) to (d) show : (i)

Which of the drawings (a) to (d) show: 3xx2/3

Which of the drawings (a) to (d) show: 3xx1/4

Which of the three drawings here (if any ) show physically possible refraction?

Which of the three drawings here show physically possible ?

Which of the three drawings here show physically possible ?

Draw diagrams to show how a p-n junction is forward biased Draw V-I characteristics of the diode in both conditions and show in it break down voltage. Mention one important use of Zener diode.

Draw PPC from the following data and show on it (i) Growth of resources (ii) Inefficient utilisation of resources :

Which of the following show G.I. ? a. b. c. d. e. f. g. h. i. j. k. l.

Which of the following show G.I. ? a. b. c. d.

Draw an electron-dot structure of the following molecules (without showing the circles). i. Methane