1. Demand Side Management (DSM) primarily refers to:
(A) Controlling and optimizing electricity usage on the consumer side
(B) Increasing generation capacity
(C) Reducing power losses in transmission lines
(D) Improving transformer efficiency
2. The main objective of DSM is to:
(A) Shift or reduce power demand to improve system efficiency
(B) Increase total generation
(C) Maintain fixed load levels
(D) Eliminate renewable energy usage
3. Demand Side Management is an important part of:
(A) Smart grid systems
(B) Generation scheduling
(C) Mechanical load balancing
(D) Power factor correction only
4. DSM helps utilities by:
(A) Reducing peak load and deferring infrastructure expansion
(B) Increasing transmission distance
(C) Replacing generators
(D) Eliminating control centers
5. Load shifting in DSM means:
(A) Moving electricity consumption from peak hours to off-peak hours
(B) Increasing load during high demand
(C) Decreasing off-peak consumption
(D) Disconnecting supply
6. Time-of-use (TOU) pricing encourages consumers to:
(A) Use energy during off-peak periods when rates are lower
(B) Increase load during peak hours
(C) Maintain constant consumption
(D) Ignore electricity costs
7. The major benefit of DSM to consumers is:
(A) Reduced electricity bills
(B) Higher energy losses
(C) Complex meter readings
(D) Increased peak demand charges
8. Peak clipping in DSM aims to:
(A) Reduce the maximum load during peak demand periods
(B) Increase base load
(C) Shift load to higher demand periods
(D) Increase overall consumption
9. Valley filling in DSM involves:
(A) Increasing load during off-peak hours to improve load factor
(B) Reducing load during low-demand periods
(C) Cutting all power supply
(D) Avoiding energy storage
10. Load management helps utilities:
(A) Balance supply and demand economically
(B) Increase distribution losses
(C) Reduce customer participation
(D) Complicate billing systems
11. Direct Load Control (DLC) in DSM allows utilities to:
(A) Remotely control certain customer appliances during peak hours
(B) Permanently disconnect customers
(C) Increase base load
(D) Reduce energy tariffs automatically
12. The key element of DSM in smart grids is:
(A) Advanced metering infrastructure (AMI)
(B) Manual data collection
(C) Mechanical timers
(D) Passive energy meters
13. Demand response programs are designed to:
(A) Encourage customers to change their electricity use based on price signals
(B) Maintain constant load
(C) Eliminate renewable energy
(D) Increase reactive power
14. The main advantage of DSM for utilities is:
(A) Deferred investment in new generation and transmission capacity
(B) Increased cost of generation
(C) Reduced reliability
(D) More frequent outages
15. Energy efficiency programs under DSM focus on:
(A) Reducing overall energy consumption without affecting productivity
(B) Increasing voltage drop
(C) Wasting excess energy
(D) Raising system frequency
16. A load duration curve is useful in DSM for:
(A) Analyzing load patterns and planning control strategies
(B) Measuring circuit resistance
(C) Calculating transformer losses
(D) Checking power factor only
17. DSM can improve the overall system load factor by:
(A) Flattening the load curve
(B) Increasing the peak load
(C) Reducing base load
(D) Disconnecting consumers
18. Real-time pricing (RTP) is a DSM strategy that:
(A) Varies electricity prices dynamically based on demand and supply
(B) Keeps prices constant
(C) Increases prices at night
(D) Ignores consumer usage
19. One example of demand response is:
(A) Reducing industrial load when electricity prices are high
(B) Running all appliances during peak hours
(C) Ignoring load variation
(D) Disconnecting the main grid
20. DSM contributes to environmental sustainability by:
(A) Reducing the need for fossil-fuel-based power generation
(B) Increasing greenhouse emissions
(C) Encouraging inefficient usage
(D) Raising overall energy demand
21. The primary barrier to effective DSM implementation is:
(A) Lack of consumer awareness and smart metering infrastructure
(B) Excessive energy storage
(C) Too many renewable sources
(D) Overuse of power factor correction
22. Energy auditing is related to DSM as it:
(A) Identifies opportunities for energy savings and efficiency
(B) Increases energy wastage
(C) Decreases monitoring accuracy
(D) Focuses only on generation
23. A good DSM strategy can:
(A) Reduce peak-to-average demand ratio
(B) Increase peak demand
(C) Reduce load diversity
(D) Create instability
24. Load scheduling in DSM is used to:
(A) Prioritize essential loads during limited supply conditions
(B) Turn off all appliances
(C) Increase reactive load
(D) Fix frequency deviations
25. Demand response programs benefit the grid by:
(A) Improving stability during high demand
(B) Creating overloads
(C) Increasing faults
(D) Reducing reliability
26. DSM supports renewable energy integration by:
(A) Matching demand with variable generation
(B) Replacing renewables with fossil fuels
(C) Ignoring generation variability
(D) Maintaining fixed load
27. Incentive-based DSM programs provide:
(A) Financial rewards to customers for reducing consumption
(B) Higher bills for low usage
(C) Penalties for saving energy
(D) Fixed-rate pricing
28. Automated Demand Response (ADR) involves:
(A) Using communication technologies to automatically control loads
(B) Manual switching by users
(C) Removing automation
(D) Increasing base demand
29. The overall goal of DSM is to:
(A) Achieve an efficient, reliable, and sustainable energy system
(B) Increase dependence on traditional generation
(C) Eliminate renewable integration
(D) Maintain constant load patterns
30. DSM is a key enabler for:
(A) Smart grid optimization and consumer participation
(B) Reducing system intelligence
(C) Eliminating communication systems
(D) Manual data collection