Question: For a diesel generating station the useful life is expected to be around_________Years?

• 1. 15 to 20 years
• 2. 20 to 50 years
• 3. 50 to 75 years
• 4. 75 to 100 years

Question: Which of the following is not a method for estimating depreciation charges?

• 1. Sinking fund method
• 2. Straight line method
• 3. Diminishing value method
• 4. Halsey’s 50—50 formula

Question: Which of the following source of power is least reliable?

• 1. Solar energy
• 2. Geothermal power
• 3. Wind power
• 4. iMHD

Question: An over excited synchronous motor on no load is known as__________?

• 1. synchronous condenser
• 2. generator
• 3. induction motor
• 4. alternator

Question: Which of the following plants is almost inevitably used as base load plant?

• 1. Diesel engine plant
• 2. Gas turbine plant
• 3. Nuclear power plant
• 4. Pumped storage plant

Question: Which of the following component, in a steam power plant, needs maximum maintenance attention?

• 1. Steam turbine
• 2. Condenser
• 3. Water treatment plant
• 4. Boiler

Question: The effect of electric shock on human body depends on which of the following?

• 1. current
• 2. voltage
• 3. duration of contact
• 4. all of the above

Question: Which of the following devices may be used to provide protection against lightening over voltages?

• 1. Horn gaps
• 2. Rod gaps
• 3. Surge absorbers
• 4. All of the above

Question: Load shedding is possible through which of the following?

• 1. Switching of the loads
• 2. Frequency reduction
• 3. Voltage reduction
• 4. Any of the above

Question: The knowledge of diversity factor helps in determining__________?

• 1. plant capacity
• 2. average load
• 3. peak load
• 4. kWh generated