Chap#01 Measurements Flashcards
1
Q
- Fundamental unit which has the same power in the dimensional formula of surface tension and viscosity is:
A
Mass
2
Q
The velocity v of a particle at time t is given by:
V= at + b/t+c
The dimensional formula of a, b and c are respectively.
A
LT^-2; L and T
3
Q
Planck’s constant has the dimensions of:
A
Angular Momentum
4
Q
The dimensional formula of torque is:
A
[ML^2T^-2]
5
Q
The percentage errors in the measurements of mass and speed are 2% and 3% respectively. How much will be the maximum error in the estimate of the kinetic energy obtained by measuring mass and speed.
A
8%
6
Q
Which of the following is equal to:
joule x ohm / volt x second
A
Volt
7
Q
The unit of inductance is equivalent to:
A
V x s/A
8
Q
The motion without consideration of its cause is studied in:
A
Kinetamics
9
Q
The sieman is the SI Unit of:
A
Conductance
10
Q
The volt/metre is the unit of:
A
Electric Field Intensity
