TANCET2008(Q1toQ10)

TANCET2008(Q1toQ10)(Questions from Question Paper for Year 2008)


1. Secondary breakdown occurs in
A) MOSFET but not in BJT
B) Both MOSFET and BJT
C) BJT but not in MOSFET
D) None of the above

2. In controlled rectifiers the nature of load current, i.e. whether load current is continuous or discontinuous
A) Does not depend on type of load and firing angle delay
B) Depends both on the type of load and firing angle delay
C) Depends only on type of load
D) Depends only on the firing angle delay

3. The speed of the system's response having gain k with loop closed compared to the open system is
A) Faster by a factor (1+k)
B) Faster by a factor k
C) Slower by a factor k
D) Unchanged

4. The input impedance of an Ideal voltage source is
A) Infinity
B) Zero
C) 1
D) Low

5. The maximum demand of consumer is 2 kW and the daily energy consumption is 20 units. The load factor is
A) 10%
B) 41.6%
C) 50%
D) None of the above

6. The positive sequence component of voltage at the point of fault is zero when it is a
A) 3-phase fault
B) L-L fault
C) L-L-G fault
D) L-G fault

7. In a level compensated D.C. compound generator, the terminal voltage at half full-load is
A) The same as the full-load voltage
B) The same as the no-load voltage
C) More than the no-load voltage
D) Lesser than the no-load voltage

8. What happens when a steady potential difference is applied across the end of a conducting wire?
A) All electrons move with a constant velocity
B) All electrons move with a constant acceleration
C) The random electronic motion will,on the average, be equivalent to a constant velocity of each electron
D) The random electronic motion will, on the average, be equivalent to a non zero constant acceleration of each electron

9. A feature that distinguishes the J.K. Flip-flop from the S-R Flip-flop is the
A) Toggle condition
B) Preset input
C) Type of clock
D) Clear input

10. Which of the following is a non-maskable interrupt(8085)?
A) INTR
B) RST 5.5
C) TRAP
D) RST 7.5

Answer:1D 2C 3A 4A 5C 6B 7C 8B 9A 10C