What is the number of significant numbers in 200.0
1
2
3
4
1Hz=
2Π rad s^{-1}
Π rad s^{-1}
rad s^{-1}
s^{-1}
S^{2}=at^{4}, here s is measured in meters and 't' in second. Then the unit of 'a' is
m^{2}s^{2}
m^{2}s^{-4}
ms^{2}
ms^{-2}
If force = nx velocity, What is the dimensional formula of n
M^{0}L^{0}T^{0}
MLT^{0}
MLT ^{-1}
ML^{0}T ^{-1}
Which of the following is not the name of physical quantity.
Kilogram
Impulse
Energy
Density
What is the no of significant numbers in (3.20 + 4.80) x 10^{5}
5
Which of the following is not a branch of physics?
Mechanics
Statistics
Dynamics
Optics
"The most incomprehensible thing about the world is that it is comprehensible". who made the above statement?
Aristotle
Einstein
Newton
Galileo
Which of the following is not the unit of the energy.
Nm
J
Wh
kW
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