900 is equal to how many radians?
1.57 radians
1.75 radians
3.14 radians
2.57 radians
The dimensional formula of angular momentum is
MLT-2
ML-1T-
M1L2T-1
MLT-1
The dimensional formula of gravitational constant G is
[ML-1T-1]
[MLT2]
[M-1L3T-2]
[M2L-1T2]
One a m u is equal to
1.66 x 10 -27 kg
1.66x10-24kg
1.66x10-31kg
1.66x10-19kg
In SI system of unit,the unit of pressure is
Atmosphere
Dynes per square cm
Pascal
torr
1/273.16 fraction of thermodynamic temperature at triple point of water is
10 celcius
1 Caloric
One Kelvin
None of these
Mass of electron is 9.1x 10-31 kg. The order of magnitude of mass electron is
-31
-30
-32
-29
The units of length, mass and time are called
S.I. Units
C G S Units
Fundamental Units
Derived Units
Dimension of relative density is :
[M3L2]
[M-2L-3]
Dimensionless
[M2L-5]
In a vernier callipers, one main scale division is x cm and n divisions of the vernier scale coincide with (n -1) divisions of the main scale.The least count (in cm ) of the callipers is :
(n - 1/ n)x
nx / (n -1)
x / n
x / (n -1 )
