(A) Law of conservation of momentum
(B) Law of conservation of energy
(C) Law of inertia
(D) None of the above
Tag: Physics Mcq
If [ A, B]=0, then two operators A and B are said to be?
(A) Do not commute
(B) Anticommute
(C) Commute
(D) None of the above
A vector is a tensor of rank?
(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