Basic Maths and Units and DimensionsHard
Question
If a unit vector is represented by 
then the value of ′α′ is :-
then the value of ′α′ is :-Options
A.
B.
C.
D.None of the above
= 1
= 1 ⇒ α = ± 
Topic: Basic Maths and Units and Dimensions·Practice all Basic Maths and Units and Dimensions questions
More Basic Maths and Units and Dimensions Questions
The dimensional formula of farad is...A beaker contains a fluid of density ρ kg / m3, specific heat S J / kgoC and viscosity η. The beaker is filled...If the velocity of a particle is υ = At + Bt2, where A and B are constants, then the distance travelled by it betwe...The change in volume V with respect to an increase in pressure P has been shown in the figure for a non-ideal gas at fou...From the following pairs, choose the pair that does not have identical dimensions...