Answer:
a)
b) 
c) 
Explanation:
From the question we are told that:
Interior temperature 
outside temperature is 
Rate 
a)
Generally electric resistance heating is the heat transfer from interior building
Therefore


b)
COP =3
Generally the equation for coefficient of performance is mathematically given by

Therefore



c)
Generally the equation for coefficient of performance is mathematically given by



Therefore



Answer and Explanation:
Core self-evaluations (CSEs) stands for a wide personality trait that comprises of 4 positive individual traits, namely:
(1) self-efficacy
(2) self esteem
(3) locus of control
(4) emotional stability.
Baiscally, when people have a positive evaluation about themselves, or quality core self-evaluation, they believe that they are worthy and fit for a task. They trust their capability and effectiveness. This leads to some implications in their managers duties and careers, which could either be positive or negative.
A group leader can use CSEs to create a more effective unit by implementing the ten items points of Generalized Self Efficacy Tool to test the self efficiency of individual personnels in that unit.
Answer:

Explanation:
From the question we are told that:
Number of lamps 
Potential difference 
Total Resistance of the lamp is 
Generally the equation for Current I is mathematically given by



Answer:
a) 0.489
b) 54.42 kg/s
c) 247.36 kW/s
Explanation:
Note that all the initial enthalpy and entropy values were gotten from the tables.
See the attachment for calculations