When the interconnector between two stations has large reactance?

Related Mcqs:

1. The angular displacement between two interconnected stations is mainly due to___________?

   A. armature reactance of both alternators
   B. reactance of the interconnector
   C. synchronous reactance of both the alternators
   D. all of the above

2. Large industrial consumers are supplied electrical energy at__________________?

   A. 400 V
   B. 11 kV
   C. 66 kV
   D. 400 kV

3. A conductor, due to sag between two supports, takes the form of____________?

   A. semi-circle
   B. triangle
   C. ellipse
   D. catenary

4. In AC.S.R. conductors, the insulation between aluminium and steel conductors is_________?

   A. insulin
   B. bitumen
   C. varnish
   D. no insulation is required

5. The minimum clearance between the ground and a 220 kV line is about_________________?

   A. 4.3 m
   B. 5.5 m
   C. 7.0 m
   D. 10.5 m

6. The spacing between phase conductors of a 220 kV line is approximately equal to________________?

   A. 2 m
   B. 3.5 m
   C. 6 m
   D. 8.5 m

7. The steel used in steel cored conductors is usually__________?

   A. alloy steel
   B. stainless steel
   C. mild steel
   D. high speed steel
   E. all of the above

8. Electro-mechanical voltage regulators are generally used in___________?

   A. reactors
   B. generators
   C. transformers
   D. all of the above

9. The operating voltage of supertension cables is up to_________________?

   A. 3.3 kV
   B. 6.6 kV
   C. 11 kV
   D. 33 kV

10. A 3-phase 4 wire system is commonly used on________________?

    A. primary transmission
    B. secondary transmission
    C. primary distribution
    D. secondary distribution