Quiz given in class

Quiz given in class1. Find current through R4.

2. If R1 = 5.00005 m and R4 = 5.05 , what are the wattage rating of these two resistors ?

3.

(a) Test resistance that gives half scale deflection in the meter is same as its total internal resistance. True or False(b) What value of external resistor will give deflection in this meter ?

4. Write Truth Table and then design logic gates for staircase light with switches at bottom and top of staircase. Changing state of any switch will change lighting (ON / OFF) state.5. Construct AND function with NAND gates6. Realise this Truth Table with NAND gates A B out001

010

100

110

7. Construct AND function with NAND gates

8. Solve followinga) 0 . 1 =

b) 0 + 1 =

c) 1 . 1 =

d) 1 + 1 =

e) A(A + B) =

f) A(A + B) =

g) A XOR A =

h) A XOR A =

(a)Draw the circuit for A + AB. (b) Apply Boolean rules and simplify. (c)Draw the simplified circuit 10. Calculate power dissipation for resistor and zener diode in the circuit

11.

(a) Convert binary to hexadecimal number 1101011 = ? (b) Determine the radix for each operation

(i) 33 / 3 = 11

(ii) 41 / 3 = 13(c) Write 8 bit twos complement

(i) +6

(ii) 0

(iii) -6

I ?

6k

6k

3k

3k

4V

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