In SI system the fundamental units are - Vidyadip

MCQ

In SI system the fundamental units are

A
meter, kilogram, second, ampere, Kelvin, mole and watt
B
meter, Newton, second, ampere, Kelvin, mole and candela
C
meter, kilogram, second, coulomb, Kelvin, mole, candela and horse power
D
meter, kilogram, second, ampere, Kelvin, mole and candela

✓

Answer

(d) meter, kilogram, second, ampere, Kelvin, mole and candela
Explanation: The SI base units and their physical quantities are the metre for measurement of length, the kilogram for mass, the second for time, the ampere for electric current, the kelvin for temperature, the candela for luminous intensity, and the mole for amount of substance.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Model Paper 1→Model Paper 1 — all question types→Physics STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

When shearing force is applied on a body, then the elastic potential energy is stored in it. On removing the force, this energy

A pendulum clock keeps correct time at $0°C$. Its mean coefficient of linear expansions is $\alpha /^\circ C$, then the loss in seconds per day by the clock if the temperature rises by $t°C$ is

Two persons of mass $m_1$ and $m_2$ are standing at the two ends $A$ and $B $ respectively, of $a$ trolley of mass $M$ as shown. When only the person standing at $B$ jumps from the trolley towards right while the person at $A$ keeps standing, then

A very broad elevator is going up vertically with a constant acceleration of $2\,m / s ^2$. At the instant when its velocity is $4\,m / s$ a ball is projected from the floor of the lift with a speed of $4\,m / s$ relative to the floor at an elevation of $30^{\circ}$. The time taken by the ball to return the floor is $..............\,s$ $\left(g=10\,m / s ^2\right)$

A wave on a string is travelling and the displacement of particles on it is given by $x = A\, sin\, (2t -0.1\, x)$. Then the wavelength of the wave is

$Y $ component of velocity is $20$ and $X$ component of velocity is $10$. The direction of motion of the body with the horizontal at this instant is

$Assertion :$ In $SHM$, acceleration is always directed towards the mean position.
$Reason :$ In $SHM$, the body has to stop momentary at the extreme position and move back to mean position.

If $v$ is the speed of sound in air then the shortest length of the closed pipe which resonates to a frequency $n$

An engine pumps water continuously through a hose. Water leaves the hose with a velocity $v$ and $m$ is the mass per unit length of the water jet. What is the rate at which kinetic energy is imparted to water $?$

A body starts from rest from a point distance $R_0$ from the centre of the earth. The velocity acquired by the body when it reaches the surface of the earth will be ($R$ represents radius of the earth).