(A) 0
(B) 1
(C) 2
(D) 3
___ affects evaporation.
(A) Surface area of the liquid
(B) Temperature
(C) Wind
(D) All are correct
Earth gravitational force of attraction vanishes at?
(A) 6400 KM
(B) 1000 KM
(C) 1260 KM
(D) Infinite Distance
First condition of equilibrium is?
(A) ∑F=0
(B) ∑F=2
(C) ∑F2=0
(D) None of the above
Racing cars are made stable by?
(A) Decreasing their mass
(B) Increasing their speed
(C) Lowering their center of gravity
(D) Decreasing their width
All the freely falling objects have the same acceleration. This was located by which of the following first?
(A) Pascal
(B) Newton
(C) Galileo
(D) Kelvin
Change in position is called?
(A) Velocity
(B) Displacement
(C) Distance
(D) Speed
1 micrometer is equal to?
(A) 103m
(B) 10-9m
(C) 10-3m
(D) 10-6m