spulgarinh12 spulgarinh12

12-08-2022
Physics

contestada

NEED HELP PLEASE ASAP
The energy output of a fan is 36 kWh. The fan is 75% efficient.
How much energy is lost to the surroundings?

12 kWh
36 kWh
48 kWh
84 kWh

Relax

Respuesta :

noorsyaza2708 noorsyaza2708

12-08-2022

12 kWh.

The input energy = 36kWh divide by 0.75 = 48kWh

The lost energy = 0.25 x 48kWh = 12kWh

because 25% of input energy is lost to the surrounding.

Answer Link

Otras preguntas

which ally stopped the advance of the German army in World War I?

What selective pressures favored an increase in brain size in hominid primates?

an element X forms the following compounds with hydrogen, carbon and phosphorus: P2X3,P2X5,H2X2,H2X,CX2,CX ...... find the valencies of X and other elements pr

Solve for x 2x+5y=8 X=- ?/?y +?

Which of the following gases is produced by a storage battery when it's charging?

A president who has only served one term _____.

which theory would be supported if the moon had an irregular shape like an asteroid

What duties did the lord of a manor and his serfs owe one another?

By the early 1900s, germany had worsening relations with all of the following except: a. france b. great britain c. austria-hungary d. russia user: all of t

What event are paris and juliet discussion?