Efficacy


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Efficacy

In lighting design, a measure of the luminous efficiency of a specified light source, expressed in lumens per watt. For daylighting, this is the quotient of visible light incident on a surface to the total light energy on that surface. For electric sources, this is the quotient of the total luminous flux emitted by the total lamp power input.

luminous efficacy

The ratio of the total emitted luminous flux, in lumens, to the total electric power consumption in watts.
References in periodicals archive ?
Haung , Liu, and Shiomi (2007) commented that teacher efficacy works in two ways.
Within social persuasion, consensus supports a positive relationship with self- efficacy.
Oka and Chaboyer (2001) applied it in patients on hemodialysis, and results showed that dietary self-management efficacy had important effects on patients' diet behaviors.
Are self efficacy, language learning Strategies, and foreign language ability Interrelated?
General Self efficacy Scale (GSES) by Schwarzer and Jerusalem (1995) was used to measure the self-efficacy of participants17.
Quantitative data were gathered to screen and classify the study participants and to assess group performance and group efficacy.
Realized the fact that self-efficacy affected the academic performance, this research has been made to study about the relationship between self-efficacy and academic performance and as well as factor influenced the self- efficacy.
Bandura (1995) has described a perceived sense of efficacy in these terms: A strong sense of efficacy enhances human accomplishment and personal well-being in many ways.
Teacher efficacy has been remained a very important variable in education over the past 25 years (Cakiroglu, 2008).
Few studies have compared teacher efficacy, student efficacy, and student ability at once.
Cohesion and perceived efficacy are factors with potential to influence the dynamics of sport teams.