14.11 Step-Up Substation at Generating Plant 14,14 Primary Dle 18 Feeders step t

Question

14.11 Step-Up Substation at Generating Plant 14,14 Primary Dle 18 Feeders step tip substation icated at thn om er trig tacitins transforms the 13.8 KV gonerator outpuit to (a) 13.20 kV (b) 13.80 KV (c) 69 kV or higher id) none of these mounted on bing sere being serveg ground rxt to t a) capacitons b) (c) transformers id) all of these 14.12 Transmission Line 16 High-voltage transmission lines are usually 14.15 Distribution Transformer reduce the primary transmission lines from other generating plants. This known as an) (a) interconnected system b) electrical power grid (C) power system (d) a or b vottage to secondary distribution voltaary (a) 120/208V b) 120/240V (c) 277/480V (d) any of these plants Ths is 19 Distribution transtormers reduce th voitage to secondary 4.13 Step-Down Substation 14.16 Secondary Distribution Line reduce the voltage from the high- 20. Power is transferred from the utility's distrb iuge former to former to the customer via the voltage transmission lines to a primary di of (a) 4 k/to 35 kV (b) 50 KV to 60 kV (c) 69 kV to 100 kV (a) overhead service drop (b) underground service lateral (c) a or b (d) none of these (d) over 169 Mike Holt's lilustrated Guide to Basic Electrical Theory

Explanation / Answer

15 -

A step up transformer increases voltage . Also the generally the 13.8 kv voltage is stepped up to 69 kv or higher.

Hence the C IS CORRECT.

16-

Electrical power grid.

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