Electrical Power-II EP-2 6th Semester EEE Dec 2000 Diploma PSBTE Paper

Electrical Power-II EP-2 6th Sem EEE Dec 2000 Diploma PSBTE Paper

`EP-II 6TH SEM DIPLOMA PSBTE DEC 2000 PAPER      `

SECTION A

1. Fill in the blanks :

1. Electrical Power Station Located in Ropar is Guru Gobind Singh Super Thermal Power Station.
2. The Diversity Factor is Always Greater Than One.
4. Percentage Reactance is defined as
5. The Difference Between a Switch and Circuit Breaker is
6. Fusing current is Always Less than Current Carrying capacity of a Fuse.
7. ELCB Stands for Earth Leakage Circuit Breaker
8. The Maximum Value of Voltage Being used in India for Transmission of Electric Power is 750KV AC.
9. The Breaking Capacity of a Circuit Breaker is defined as Maximum Short Circuit Current That Breaker can Interrput Without Damage.
10. The Power Stations used as Base Load Stations are  Coal Fuel or Nuclear Power Stations.
Q2. Attempt any five questions.                                                 5×6=30
1. Compare Hydro and thermal

SECTION-C

Q3. Attempt any three questions.                                                                                     3×10=30

1. Find the impedance, current and the power factor of the following series circuits and draw the corresponding phasor diagram                                                 (a) R and L           (b) R and C    In each case the applied voltage is 200 volt, the frequency is 50 Hz, R = 10 ohm,                 L = 50 mH; C = 100 pF.

2. (a) What are the various precautions to be observed for obtaining longer life and better efficiency of lead acid battery ?                                                                                   (b) Define flux, mmf, reluctance and permeability in magnetic circuits.

3.(a) Compare electric and magnetic What do you mean by power factor ? What is its importance.

(b) Discuss hydro power plant with the help of schematic Diagram ?

Electrical Power-II EP-2 6th Sem EEE Dec 2000 Diploma PSBTE Paper

Section a FILL IN THE BLANKS Electrical Power-II Dec 2000 paper

Electrical Power Station Located in Ropar is Guru Gobind Singh Super Thermal Power Station.

The Diversity Factor is Always Greater Than One.

Percentage Reactance is defined as

The Difference Between a Switch and Circuit Breaker is

Fusing current is Always Less than Current Carrying capacity of a Fuse.

ELCB Stands for Earth Leakage Circuit Breaker

The Maximum Value of Voltage Being used in India for Transmission of Electric Power is 750KV AC.

The Breaking Capacity of a Circuit Breaker is defined as Maximum Short Circuit Current That Breaker can Interrput Without Damage.

The Power Stations used as Base Load Stations are Coal Fuel or Nuclear Power Stations