Class 11 Physics | Units and Measurements | State Board | Mixed Level Practice Test (2026)

Which of the following is NOT a fundamental unit in the SI system?

The dimensions of kinetic energy are:

If the percentage errors in the measurement of mass and velocity are 2% and 3% respectively, then the maximum percentage error in the estimation of kinetic energy is:

Which of the following pairs of physical quantities have the same dimensions?

The number of significant figures in 0.002030 is:

If the length and breadth of a rectangular plate are measured to be (15.3 ± 0.2) cm and (12.8 ± 0.1) cm, respectively, then the area of the plate with error limits is:

The angle subtended by the diameter of the moon at a point on Earth is approximately 0.5°. If the distance of the moon from the Earth is 3.84 x $10^8$ m, then the diameter of the moon is approximately:

What is the physical quantity whose dimension is $M^1L^2T^{-2}$?

Convert 5 m/s to km/hr.

The radius of a sphere is measured to be (5.3 ± 0.1) cm. Calculate the percentage error in the volume.

The diameter of a sphere is measured to be 2.46 cm using a Vernier caliper with a least count of 0.01 cm. The permissible error in the surface area is:

If the error in the measurement of radius of a sphere is 2%, then the error in the determination of volume is:

Which of the following pairs have the same dimensions?

The speed of light, $c$, gravitational constant, $G$, and Planck's constant, $h$, are chosen as fundamental units. The dimensions of time in terms of these units are:

If $P = 20 \pm 0.5$ and $Q = 10 \pm 0.5$, then the value of $P/Q$ with error limits is:

A physical quantity is represented by $X = M^aL^bT^c$. If the percentage errors in the measurements of M, L and T are $\\alpha$%, $\beta$% and $\\gamma$% respectively, then the percentage error in X is:

Light year is a unit of:

The dimensions of kinetic energy are the same as that of:

Which of the following pairs of physical quantities have different dimensions?

The number of significant figures in 0.002050 are:

The SI unit of luminous intensity is:

If $P = \frac{a}{t^2} + bt$, where $P$ is power, $t$ is time, then the dimensions of $a$ and $b$ are respectively:

A physical quantity is measured and the result is expressed as $nu$ where $u$ is the unit used and $n$ is the numerical value. If the result is expressed in different units, then:

Which of the following is not a unit of length?

The velocity of a particle is given by $v = at + bt^2$, where $v$ is in m/s and $t$ is in seconds. What are the units of $b$?

A student measures the length of a rod and writes it as 3.50 cm. Which instrument did he use to measure it?

The dimensions of force are:

What is the number of significant figures in 0.002040?

Which of the following is the most precise measurement?

The velocity of a particle is given by $v = at + bt^2$, where $t$ is time. What are the dimensions of $b$?

A student measures the length of a rod as 3.51 m, 3.52 m, 3.50 m. Which of the following is the most appropriate representation of the result?

Convert 5 Joules to ergs. (1 Joule = $10^7$ ergs)

Which of the following pairs of physical quantities does NOT have the same dimensional formula?

A student measures the length of a rod and writes it as 12.3 cm. Which instrument did he use to measure it?

The radius of a sphere is measured to be $(5.3 \pm 0.1)$ cm. Calculate the percentage error in the volume.