harmony10203 harmony10203
  • 02-11-2021
  • Physics
contestada

Look at the Sankey diagram for an energy saving light bulb below. What is the bulb's efficiency?

Look at the Sankey diagram for an energy saving light bulb below What is the bulbs efficiency class=

Respuesta :

alcohen2006 alcohen2006
  • 02-11-2021

It depends on what you're using this lightbulb for.

If you're using it to illuminate your walk-in closet, then it's 75% efficient.

If you're using it to warm the basket where the newborn kittens are, then it's only 25% efficient.

Answer Link

Otras preguntas

When keeping a food diary, you should record? A. Who prepared the food B. How the food was prepared C. Where you ate D. When you last ate a similar dish
What is a living will?
When treating a household incident involving exposure to a poison, your most reliable source of advice and expertise is: a. The local 6 department b. The poli
name a number that is a rational number, but not an integer. Justify your response.
The endosymbiotic theory suggests that a prokaryotic cell ate another prokaryote, giving rise to eukaryotes.
A recipe asks for cup of milk. How many cups of milk are needed for recipes? A. cup B. cup C. cups D. cups
What is the product of its prime factors of 17?
See that girl over there standing by the door? It might have been ____ who left the book on the table. she her
What is the sum of (1.3 × 10-7) and (-3.8 × 10-3)? A. 2.5 × 10-10 B. -2.5 × 10-4 C. 3.8 × 10-3 D. -3.8 × 10-3
The PRIMARY obstacle to population growth in the area known as the "Canadian Shield" is that