Question 1 :
Which of the following is not used to measure the volume of a liquid or an irregular shaped object?
Question 2 :
The value of $500.0 m+600 mm$ with due regards to significant figures is:<br/>
Question 5 :
Which one of the following represents the correct dimensions of the coefficient of viscosity ?
Question 6 :
Consider the following two statements A and B and identify the correct answer.<br/>A) Two quantities which are to be added must have the same dimensions.<br/>B) Two quantities which are to be multiplied must have the same dimensions.
Question 8 :
The fundamental unit which has the same power in the dimension formula of surface tension and viscosity is
Question 10 :
If 'Muscular strength' times 'Speed' is equal to power, then dimensional formula for 'Muscular strength' is:
Question 12 :
The thickness of a metal sheet is measured to be $326 mm$. Express its order of magnitude in mm.
Question 13 :
A motor pumps water at the rate of $V\ { m }^{ 3 }/s$, against a pressure P ${ Nm }^{ -2 }$. The power of the motor in watt is:
Question 14 :
If $C$ denotes the capacity and $L$ denotes the inductance, the dimensions of '$LC$' are :
Question 15 :
The proper value of significant figures in $38.0+ 0.0035 + 0.00003$ is:
Question 21 :
The dimensions of the ratio $\dfrac { force\times distance }{ power } $ are<br/>
Question 22 :
The % by volume of ${ C }_{ 4 }{ H }_{ 10 }$ in a gaseous mixture of ${ C }_{ 4 }{ H }_{ 10 }$ and CO is 40. When 200 ml of the mixture is burnt in excess of $O_{ 2 }$. Find volume (in ml) of $CO_{ 2 }$ produced.
Question 24 :
The electric field in a certain region is given by $ \overrightarrow E=( \frac {K}{x^3}) \hat i $. the dimension of K are:-
Question 25 :
It takes time $8$ min for light to reach from sun to the earth surface. If speed of light is taken to be $3 \times 10^8$ m $s^{-1}$, find the order of magnitude of distance from the sun to the earth in km.
Question 26 :
Two plates have lengths measured as $(1.9 \pm  0.3)m$ and $(3.5 \pm0.2)m$. Calculate their combined length with error limits.
