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Worksheetsphysics sec 1 exam no 1
Total questions: 10
Worksheet time: 19mins
M L -1 T -2 is the dimensional formula of .......
acceleration
force
work
pressure
4 x 10 -3 micro meter = ...... meter
4 x 10 -6
4 x 10 -12
4 x 10 -9
4 x 10 -3
A student measure his mass m = (80 ± 2 )Kg, and its length (180 ± 5) cm then the measure of mass is ........ the measure of length
more accurate
same accuracy
less accuracy
mole is the unit of ....
temperature
quantity of material
plane angle
luminous intensity
if x = y.z where the dimension of x is M L0 T and the unit of z is Kg, then the quantity y is .....
mass
length
temperature
time
the following physical quantity are fundamental except .....
mass
force
time
length
if x = y + cz , where y is a force and z has dimensional formula L T -2 then the quantity represented by c is......
mass
length
time
temperature
7x10 -4 milliAmpere = …………. µ Ampere
0.07
0.7
7
70
If Z = Y X and the unit of X is m/s and the dimensions of Y is M then Z represent
Force
Pressure
Work
Momentum
when measure the length , we can measure it by.....
direct measurement only
indirect measurement only
both direct and indirect measurement
