As the number of units of output increases, the SMC
increases
decreases
first decreases and then increases
first increases and then decreases
As the number of units of output increases, the SMC first decreases and then increases according to the law of variable proportions.
As the angle between two plane mirrors is decreased gradually, the number of images of an object placed between them:
(a) increases gradually
(b) decreases gradually
(c) first increases then decreases
(d) first decreases then increases