Question

If a 2 kW boiler is used everyday for 1 hour, then electrical energy consumed by boiler in thirty days is

• A. 15 unit
• B. 60 unit
• C. 120 unit
• D. 240 unit

Answer 1

Answer: (B)

60 unit

Answer 2

Energy $= P \times t$ = 2 × 1 × 30 = 60 kWH = 60 unit