Measurement session 1

The unit of a physical quantity is MT ^-3 in CGS is …..

• gm. S^-3

• Kg m

• ms

the measuring tool used to measure length about 10 mm is ……..

• micrometer

• Vernier

• ruler

all of the following are derived physical quantity except……………

• area

• width

• Speed

the measuring unit of density which used in CGS is ………..

• gm cm^-3

• Kg.m^-3

• Cm.S^-3

the dimensional formula of a physical quantity is MLT^-3 , so its measuring unit in CGS is …

• kg.m^-3

• gm.cm.s^-3

• gm.cm.s

If X= Y Z and the dimensional formula of X = MLT^-2 and Y= LT^-1 then Z= ….

• MT^-1

• MT^-3

• kg.S^-3

If X= Y Z and the dimensional formula of Y = M and Z= LT^-1 then the measuring unit of (X) in CGS is ….

• Kg.m.s^-1

• gm.cm.S^-1

• M.L.T^-1