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MCQs related to Units & Dimensions in Mechanics Physics
A pressure of 106 dynes/cm2 in C.G.S. is equivalent to ________ in M.K.S.
|
Option 1
|
104N/m2 |
|
Option 2
|
105N/m2 |
|
Option 3
|
103N/m2 |
|
Option 4
|
106N/m2 |
Which of the following pairs of physical quantities have identical dimensions?
|
Option 1
|
None of the above |
|
Option 2
|
Torque and Energy |
|
Option 3
|
Work and Energy |
|
Option 4
|
Moment of a force and angular Momentum |
In SI system the correct unit of magnetic flux is __________
|
Option 1
|
Tesla |
|
Option 2
|
Lumen |
|
Option 3
|
Henry |
|
Option 4
|
Weber |
The unit of inductance in SI system is_______
|
Option 1
|
Wb |
|
Option 2
|
Ix |
|
Option 3
|
Im |
|
Option 4
|
H |
Given the density of wood is 0.5 gm per c.c. in the C.G.S. system of units. Its value in MKS units isgiven by
|
Option 1
|
50 |
|
Option 2
|
500 |
|
Option 3
|
0.50 |
|
Option 4
|
50000 |
One horsepower is equal to ________watts
|
Option 1
|
782 |
|
Option 2
|
470 |
|
Option 3
|
746 |
|
Option 4
|
755 |
In SI system, Ohm is the unit of_______
|
Option 1
|
Resistivity |
|
Option 2
|
Electric risistance |
|
Option 3
|
Inductance |
|
Option 4
|
Conductance |
a light years is the unit of_________
|
Option 1
|
Energy |
|
Option 2
|
Time |
|
Option 3
|
distance |
|
Option 4
|
speed |
M.K.S. unit of pressure is______
|
Option 1
|
Meter |
|
Option 2
|
Pascal |
|
Option 3
|
Dynes per sq cm |
|
Option 4
|
Atmosphere |
One watt hour equal_______
|
Option 1
|
3600 calories |
|
Option 2
|
One hours power |
|
Option 3
|
3600 Joules |
|
Option 4
|
4.20 joules |
