Energy Unit Conversion MCQs

1 kWh equals

1 kWh equals:

1. 36 × 10⁵ watt-sec
2. 1000 watt-sec
3. 3.6 × 10⁵ watt-sec
4. 36 × 10⁵ watt-sec

Correct answer: 1. 36 × 10⁵ watt-sec

1 calorie equals

1 calorie equals:

1. 2·25 Joules
2. 4·18 Joules
3. 6·22 Joules
4. 10.5 Joules

Correct answer: 2. 4.18 Joules

1896 Joules equals

1896 Joules equals:

1. 1 kWh
2. 1 CHU
3. 1 calorie
4. 10 HP

Correct answer: 2. 1 CHU

Where CHU = centigrade heat unit

1 B.Th.U equals

1 B.Th.U equals

1. 1896 Joules
2. 1 CHU
3. 15 CHU
4. 1053 Joules

Correct answer: 4. 1053 Joules

1 kWh equals

1 kWh equals:

1. 240 × 10³ calories
2. 3800 × 10³ calories
3. 860 × 10³ calories
4. 1085 × 10³ calories

Correct answer: 3. 860 × 10³ calories