"The most incomprehensible thing about the world is that it is comprehensible". who made the above statement?
Aristotle
Einstein
Newton
Galileo
S2=at4, here s is measured in meters and 't' in second. Then the unit of 'a' is
m2s2
m2s-4
ms2
ms-2
Which of the following is dimensionless quantity.
Gravitational constant
Molar gas constant
Relative Density
Relative velocity
What is the number of significant numbers in 200.0
1
2
3
4
Zero error belongs to the category
Constant errors
Personal Errors
Instrumental Errors
Accidental Errors
What is the no of significant numbers in (3.20 + 4.80) x 105
5
Given force of (F) is given by F = Pt-1 + Qt where 't' is time. The unit of P is same as that of
accleration
momentum
velocity
displacement
Einstein was awarded noble prize for
Theory of relativity
Photoelectric effect
General theory of relativity
None of the above
Which of the following is not a branch of physics?
Mechanics
Statistics
Dynamics
Optics
One kilo meter is equal to
103mm
106mm
109mm
1012mm