Govt Exams Mock Test FREE | Online Quiz Competition

Q1. If the voltages at the two ends of a line are 132 KV, and its reactance is 40 ohm, the stability limit of line is

435.6 MW

500 MW

251.5 MW

217.8 MW

Q2. The booster is inserted in the circuit to

compensate for voltage drop

increase current

reduce current

reduce voltage drop

Q3. If, for a given alternator in economic operation mode, the incremental cost is given by \((0.012P + 8) Rs/MWh, \: dP_L/dP = 0.2\) and plant \(\lambda = 25\), then power generation is

1000 MW

750 MW

1250 MW

1500 MW

Q4. The operating time of a fuse is about

0.002 sec.

1 sec

0.8 sec.

1.5 sec.

Q5. When a circuit breaker interrupts a small inductive current, chopping is likely to occur. The breaker is

An oil circuit breaker

Vacuum circuit breaker

\(SF_6\) circuit breaker

Air blast circuit breaker

Q6. If the positive, negative and zero sequence reactances of an element of a power system are 0.3, 0.3 and 0.8 pu respectively, then the element would be

Synchronous generator

Synchronous motor

Induction motor

Transmission line

Q7. An over head line with series compensation is protected using

Impedance relay

Mho relay

Reactance relay

No one of the above

Q8. An alternating having an inducer count of 1.6 p.u. is connected to infinite bus of 1.0 p.u. The bus bar has reactance of 0.6 p.u. and alternator has reactance of 0.2 p.u. How much maximum power can be transferred ?

6 p.u.

5 p.u.

2.67 p.u.

2 p.u.

Q9. The minimum clearance between the ground and a 220 kV line is about

4.3 m

5.5 m

7.0 m

10.5 m

Q10. Ferranti effect can be compensated by which of the following

Shunt reactor

Shunt capacitor

series capacitor

None of the above

Quiz

Year 2024

June
Week # 3 Quiz 1

Q1. If the voltages at the two ends of a line are 132 KV, and its reactance is 40 ohm, the stability limit of line is

Q2. The booster is inserted in the circuit to

Q3. If, for a given alternator in economic operation mode, the incremental cost is given by \((0.012P + 8) Rs/MWh, \: dP_L/dP = 0.2\) and plant \(\lambda = 25\), then power generation is

Q4. The operating time of a fuse is about

Q5. When a circuit breaker interrupts a small inductive current, chopping is likely to occur. The breaker is

Q6. If the positive, negative and zero sequence reactances of an element of a power system are 0.3, 0.3 and 0.8 pu respectively, then the element would be

Q7. An over head line with series compensation is protected using

Q8. An alternating having an inducer count of 1.6 p.u. is connected to infinite bus of 1.0 p.u. The bus bar has reactance of 0.6 p.u. and alternator has reactance of 0.2 p.u. How much maximum power can be transferred ?

Q9. The minimum clearance between the ground and a 220 kV line is about

Q10. Ferranti effect can be compensated by which of the following

Quiz

Year 2024

October Week # 1 Expire on 31 Oct 2024

October Week # 2 Expire on 07 Nov 2024

October Week # 3 Expire on 14 Nov 2024

October Week # 4 Expire on 21 Nov 2024

June Week # 3 Quiz 1

Q1. If the voltages at the two ends of a line are 132 KV, and its reactance is 40 ohm, the stability limit of line is

Q2. The booster is inserted in the circuit to

Q3. If, for a given alternator in economic operation mode, the incremental cost is given by \((0.012P + 8) Rs/MWh, \: dP_L/dP = 0.2\) and plant \(\lambda = 25\), then power generation is

Q4. The operating time of a fuse is about

Q5. When a circuit breaker interrupts a small inductive current, chopping is likely to occur. The breaker is

Q6. If the positive, negative and zero sequence reactances of an element of a power system are 0.3, 0.3 and 0.8 pu respectively, then the element would be

Q7. An over head line with series compensation is protected using

Q8. An alternating having an inducer count of 1.6 p.u. is connected to infinite bus of 1.0 p.u. The bus bar has reactance of 0.6 p.u. and alternator has reactance of 0.2 p.u. How much maximum power can be transferred ?

Q9. The minimum clearance between the ground and a 220 kV line is about

Q10. Ferranti effect can be compensated by which of the following

Record & Track Your Performance

June
Week # 3 Quiz 1