An equipment whose power is 1500W and resistance is 375 o...
An equipment whose power is 1500W and resistance is 375 ohms would draw a current of
0.10A
2.00A
4.00A
77.5A
Correct answer is B
P = I2R \(\Rightarrow\) I = \(\sqrt\frac{P}{R}\)
I = \(\sqrt\frac{1500}{375}\)
= 2A
Calculate the peak voltage that could be obtained from a 220 V\(_{r.m.s}\)main supply....
What is the effect of the increase in the size of the hole of a pin-hole camera on the image? it ...
Primary colours of light are ...
The process through which free electrons leave the surface of hot metal is known as? ...