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Q1. Find the voltage drop across the resistor \(R_4 = 50\: \Omega\) for the circuit shown in Fig

3 V

5 V

7 V

1 V

Q2. An iron cored coil has an inductance of 3H. If the reluctance of the magnetic path is 300 AT/Wb, the number of turns of the coil is

100

400

50

30

Q3. The resistance of 100W, 200V lamp is:

100 ohm

200 ohm

300 ohm

400 ohm

Q4. A 100 watt light bulb turned on for 8 hours uses:

800 kWh

0.8 kWh

8 kWh

None of the above

Q5. An R-L-C series circuit is predominantly purely resistive

At resonant frequency

Above resonance frequency

below resonance frequency

At lower half power frequency.

Q6. For a sine wave with peak value \(I_{max} \), the r.m.s. value is ______ \(I_{max} \).

0.5

0.707

0.9

1.414

Q7. Three star connected resistors absorb 60 kW when connected to a three phase line. If the resistors are connected in delta, then the power absorbed is _____.

180 kW

20 kW

60 kW

40 kW

Q8. Consider the network graph shown in the figure. Which one of the following is NOT a ‘tree’ of this graph?

Q9. A large crystalline silicon module consists of 72 cells. The open-circuit voltage of the module is 21.6 V. How are the cells connected in the module if the standard c-Si cell has an open circuit voltage of 0.6 V and short-circuit current of 3 A ?

All 72 cells are connected in parallel.

Two strings in series, each string consisting of 36 cells connected in parallel.

All 72 cells are connected in series.

Two strings in parallel, each string consisting of 36 cells connected in series.

Q10. The r.m.s value and mean value is the same in the case of

triangle wave

sine wave

square wave

half wave rectified sine wave

Quiz

Year 2025

February
Week # 1 Quiz 2

Q1. Find the voltage drop across the resistor \(R_4 = 50\: \Omega\) for the circuit shown in Fig

Q2. An iron cored coil has an inductance of 3H. If the reluctance of the magnetic path is 300 AT/Wb, the number of turns of the coil is

Q3. The resistance of 100W, 200V lamp is:

Q4. A 100 watt light bulb turned on for 8 hours uses:

Q5. An R-L-C series circuit is predominantly purely resistive

Q6. For a sine wave with peak value \(I_{max} \), the r.m.s. value is ______ \(I_{max} \).

Q7. Three star connected resistors absorb 60 kW when connected to a three phase line. If the resistors are connected in delta, then the power absorbed is _____.

Q8. Consider the network graph shown in the figure. Which one of the following is NOT a ‘tree’ of this graph?

Q9. A large crystalline silicon module consists of 72 cells. The open-circuit voltage of the module is 21.6 V. How are the cells connected in the module if the standard c-Si cell has an open circuit voltage of 0.6 V and short-circuit current of 3 A ?

Q10. The r.m.s value and mean value is the same in the case of

Quiz

Year 2025

January Week # 2 Expire on 07 Feb 2025

January Week # 3 Expire on 14 Feb 2025

January Week # 4 Expire on 21 Feb 2025

February Week # 1 Expire on 28 Feb 2025

February Week # 1 Quiz 2

Q1. Find the voltage drop across the resistor \(R_4 = 50\: \Omega\) for the circuit shown in Fig

Q2. An iron cored coil has an inductance of 3H. If the reluctance of the magnetic path is 300 AT/Wb, the number of turns of the coil is

Q3. The resistance of 100W, 200V lamp is:

Q4. A 100 watt light bulb turned on for 8 hours uses:

Q5. An R-L-C series circuit is predominantly purely resistive

Q6. For a sine wave with peak value \(I_{max} \), the r.m.s. value is ______ \(I_{max} \).

Q7. Three star connected resistors absorb 60 kW when connected to a three phase line. If the resistors are connected in delta, then the power absorbed is _____.

Q8. Consider the network graph shown in the figure. Which one of the following is NOT a ‘tree’ of this graph?

Q9. A large crystalline silicon module consists of 72 cells. The open-circuit voltage of the module is 21.6 V. How are the cells connected in the module if the standard c-Si cell has an open circuit voltage of 0.6 V and short-circuit current of 3 A ?

Q10. The r.m.s value and mean value is the same in the case of

Record & Track Your Performance

February
Week # 1 Quiz 2