Electrical Engineering Mcqs

In a power plant if the maximum demand on the plant is equal to the plant capacity, then

(A) plant reserve capacity will be zero

(B) diversity factor will be unity

(C) load factor will be unity

(D) load factor will be nearly 60%

Submitted By: Ali Uppal


__________ industry has the least power consumption per ton of product?

(A) Soap

(B) Sugar

(C) Vegetable oil

(D) Caustic soda

Submitted By: Ali Uppal


Submitted By: Ali Uppal


The increased load during summer months is due to____________?

(A) increased business activity

(B) increased water supply

(C) increased use of fans and air conditioners

(D) none of the above

Submitted By: Ali Uppal


power plant is expected to have the longest life?

(A) Steam

(B) Diesel

(C) Hydroelectric

(D) Any of the above

Submitted By: Ali Uppal


Direct conversion of heat into electrical energy is possible through____________?

(A) fuel cells

(B) solar cells

(C) MH

(D) generators

Submitted By: Ali Uppal


Low power factor is usually not due to___________?

(A) arc lamps

(B) induction motors

(C) fluorescent tubes

(D) incandescent lamp

Submitted By: Ali Uppal


A low utilization factor for a plant indicates that

(A) plant is used for stand by purpose only

(B) plant is under maintenance

(C) plant is used for base load only

(D) plant is used for peak load as well as base load

Submitted By: Ali Uppal


Load curve helps in deciding___________?

(A) total installed capacity of the plant

(B) sizes of the generating units

(C) operating schedule of generating units

(D) all of the above

Submitted By: Ali Uppal


Annual depreciation of the plant it proportional to the earning capacity of the plant vide

(A) sinking fund depreciation

(B) straight line depreciation

(C) reducing balances depreciation

(D) none of the above

Submitted By: Ali Uppal