Physics

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

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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Master Chapter 1 of MDCAT Physics Measurements MCQs with this high-yield practice quiz on Measurements. Test your understanding of physical quantities, SI units, systematic and random errors, prefix multipliers, and dimensional analysis. Essential practice for pre-medical students aiming for top scores in medical entrance exams. Online Physics Measurements MCQs Quiz with Answers

Online Physics Measurements MCQs for MDCAT Preparation

• What is the ratio of 1 Gm/ 1 $\mu$m?
• Measurements of a physical quantity may be subject to random and systematic errors. Which statement is correct?
• The age of the universe is
• Random errors can be reduced by
• The most basic quantities that can be used to describe the physical world are
• Which one is the correct representation of the unit of pressure?
• Systematic error may occur due to
• The smaller the least count of the instrument, the more ———— the measurement
• Which one is the highest power multiple?
• Which of the given can be expressed in some units?
• How many femtoseconds are there in one millisecond?
• Which of the following gives the sub-multiples or multiples represented by peta (P) and femto (f)?
• Which of them is not a physical quantity
• Parsec is the unit of
• Which of the following has the same dimension as that of frequency (i) RC (ii) $\frac{1}{RC}$ (iii) $\sqrt{LC}$ (iv) $\frac{1}{\sqrt{LC} }$
• A student measures the value of $g$ by a simple pendulum. He made an error of 4% in measuring the length and 1.5% in measuring the time period. The percentage uncertainty in $g$ is
• $9.5\times10^{15}$m is equal to
• What is the ratio $\frac{atto,, m}{dec,,m}$?
• The diameter of an atom is of the order of
• The SI system was built up of

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Master MDCAT Physics Measurement MCQS Chapter 1 with 20 high-yield practice MCQs covering percentage errors, dimensional analysis, uncertainties, and unit conversions. MDCAT physics measurement MCQs questions with solutions, how to solve percentage uncertainty in simple pendulum MDCAT, high-yield physics MCQs for medical entry test, Dimensions of resistance and gravitational constant physics, Difference between systematic error and random error MDCAT. Let us start with the online MDCAT Physics Measurement MCQs now.

Online High-Yield MDCAT Physics Measurement MCQs

• While measuring the acceleration due to gravity by a simple pendulum, a student makes a positive error of 1% in the length of the pendulum and a negative error of 1.5% in the value of the time period. His percentage error in the measurement of $g$ by the relation $g=4\pi^2 (I/T^2)$ will be
• The dimensions of $\frac{1}{2} at^2$ are of
• The value of acceleration due to gravity is $9.8m/s^2$. Its value in $Km/min^2$ will be
• If the length of rod A is $3.25\pm 0.01 cm$ and that of B is $4.19\pm 0.01 cm$, then rod B is longer than rod A by
• If $M$ is the mass of Earth and R its Radium, the ratio of the gravitational acceleration to the gravitational constant is
• The dimension of resistance is
• The least count of a stopwatch is 0.10sec. The time of 20 vibrations of a pendulum is 40sec. The maximum possible percentage uncertainty in the time period is
• Accuracy of measurement is determined by
• The unit of percentage error is
• The most accurate measurement out of the following is
• Out of the following pairs, which one does not have identical dimensions
• $v=\sqrt{\frac{E}{\rho}}$, if percentage uncertainty in $v=2$% and in $\rho=4$% then percentage uncertainty in $E$ is
• The physical quantities not having the same dimensions are
• To reduce the timing uncertainty, it is advisable to
• Which one of the following about systematic error is incorrect?
• 99.97 rounded off to three significant figures would give
• Which of the followings measurements is more accurate? $M_1=1.0cm \pm 0.1cm$, $M_2=0.10cm \pm 0.01cm$, and $M_3=0.100cm \pm 0.001cm$
• The distance $x=x_2-x_1$ determined by the difference between two separate position measurements $X_1=12.2\pm0.2cm$ and $X_2=16.2\pm0.1cm$ is recorded as
• Three students measured the length of the same needle. Student A measured with a micrometer screw gauge, B with vernier callipers, and C with a meter rod. Which would have greater experimental accuracy in the result?
• Which of the following are base units of pressure?

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