MDCAT Physics Practice MCQs: Measurements 4 Free Quiz

Boost your MDCAT Physics Practice MCQs test preparation with this targeted 20-MCQ practice quiz on Measurements. Test your knowledge on core topics including SI units, dimensional analysis, error analysis, physical quantities, and fundamental constants ($G$, $c$, $\mu_0$, $\varepsilon_0$). Ideal for pre-medical students aiming to master high-yield Physics concepts and improve speed and accuracy for the UHS MDCAT entry test. Let us start with the online MDCAT Physics Practice MCQS Measurements Test now

Results

#1. The physics which deals with velocities approaching the velocity of light is

Solid state physics

Nuclear physics

Dynamics

Relativistic mechanics

#2. The volume of a drop is $ 0.175 {cm} ^3$. What is the volume of 20 drops

$0.35\times 10 cm^3$

$35\times 10^{-1} cm^3$

$0.035\times 10^2 cm^3$

$3.5cm^3$

#3. What is the correct unit for the quantity shown?

Entropy; unit $kgm^2s^{-1}k^{-1}$

Electromotive force (emf); unit $j$

Viscosity; unit $PaS^{-1}$

Electric flux; unit $jmc^{-1}$

#4. The unit used for the factor $\sqrt{\frac{l}{g}}$ may be

Radian

Kilogram

Second

Meter

#5. The $L$ denotes the self-inductance of a coil which is in series with a capacitor of capacitance $C$. Which of the following has the unit second?

$C/L$

$L^2/C^2$

$CL$

$\sqrt{LC}$

#6. 1 $A*$ is equal to

$10^{-6}$mm

$10^{-9}$mm

$10^{-7}$mm

$10^{-8}$mm

#7. The least count is called

Absolute uncertainty

All of these

Fractional uncertainty

Percentage uncertainty

#8. Speed of wave in stretched string is $\sqrt{\frac{F}{m}}$ dimensional formula of $m$ is

$[M^{-1}T^{-1}]$

$[ML^0T^{0}]$

$[ML^{-1}T^{0}]$

$[MLT^{-1}]$

#9. The error in the measurement of a quantity may occur due to

Inappropriate method

Faulty apparatus

Inexperienced person

All of these

#10. Which is the most suitable unit for measuring nuclear radii?

Micron

Millimeter

Fermi

Angstrom

#11. In SI units, the gravitational constant $G$ is expressed in

$N,M^{-2},kg$

$N,M^{-2},kg^{-2}$

$N,M^{-2},kg^{2}$

$N,m,kg^2$

#12. The units of the ratio of area under stress-strain graph to the slope of stress-strain graph is the same as that of

Specific gravity

Energy density

Energy density per unit area

Energy

#13. Which experimental technique reduces the systematic error of the quantity being investigated?

Timing a large number of oscillations to find a period

Adjusting an ammeter to remove its zero error before measruing a current

Measuring the diameter of a wire repeatedly and calculating the average

Any of these

#14. Zero error of the instrument is a type of

Random error

Personal error

Classified error

Systematic error

#15. Of the following which one has the units different from the remaining three

Angular momentum

Force per unit area

Product of charge and voltage per unit volume

Energy per unit volume

#16. The unit of $c\times \sqrt{u_0 \varepsilon_o}$ is

$kgm^2s^2$

$ms^{-1}$

$ms^{-2}$

No units

#17. The velocity of a body which has fallen freely under gravity varies as $g^ph^q$, where $g$ is the acceleration due to gravity and $h$ is the height through which it has fallen. The values of $p$ and $q$ are

$\frac{1}{2}, \frac{1}{2}$

$-\frac{1}{2}, -\frac{1}{2}$

$\frac{1}{2}, -\frac{1}{2}$

$-\frac{1}{2}, \frac{1}{2}$

#18. 1 ceV is equal to

$1.6 \times 10^{-21}J$

$1.6 \times 10^{-22}J$

$1.6 \times 10^{-19}J$

$1.6 \times 10^{-24}J$

#19. Which of the following is a supplementary physical quantity?

None of these

Radian

Both Radian and Steradian

Stardian

#20. If the unit of length, mass, and time each be doubled, the unit of work is increased by

4 times

8 times

2 times

6 times

Finish

Online MDCAT Physics Practice MCQs Test

In SI units, the gravitational constant $G$ is expressed in
The unit used for the factor $\sqrt{\frac{l}{g}}$ may be
The error in the measurement of a quantity may occur due to
Zero error of the instrument is a type of
If the unit of length, mass, and time each be doubled, the unit of work is increased by
The unit of $c\times \sqrt{u_0 \varepsilon_o}$ is
What is the correct unit for the quantity shown?
Speed of wave in stretched string is $\sqrt{\frac{F}{m}}$ dimensional formula of $m$ is
Which is the most suitable unit for measuring nuclear radii?
The volume of a drop is $ 0.175 {cm} ^3$. What is the volume of 20 drops?
The $L$ denotes the self-inductance of a coil which is in series with a capacitor of capacitance $C$. Which of the following has the unit second?
Which experimental technique reduces the systematic error of the quantity being investigated?
The least count is called
Which of the following is a supplementary physical quantity?
The units of the ratio of area under stress-strain graph to the slope of stress-strain graph is the same as that of
The physics which deals with velocities approaching the velocity of light is
The velocity of a body which has fallen freely under gravity varies as $g^ph^q$, where $g$ is the acceleration due to gravity and $h$ is the height through which it has fallen. The values of $p$ and $q$ are
Of the following, which one has units different from the remaining three
1 $A*$ is equal to

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