Define unit of power. - Vidyadip

Question

Define unit of power.

✓

Answer

The unit of power is watt. One watt is defined as the power when one joule of work is done in one second.

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 "[ 2 Marks Questions ]" from Work, Energy and Power→Work, Energy and Power — all question types→Physics STD 11 question papers→Tamilnadu Board STD 11 question papers→Tamilnadu Board question paper generator→

Similar questions

The approximate depth of an ocean is $2700 m$. The compressibility of water is $45.4 \times 10^{-11} Pa ^{-1}$ and density of water is $10^3 kg m ^{-3}$. What fractional compression of water will be obtained at the bottom of the ocean?

A block placed on a rough horizontal surface is pulled by a horizontal force F. Let f be the force applied by the rough surface on the block. Plot a graph of f versus F.

Is it necessary that work done in the motion of a body over a closed loop is zero for every force in nature? Why?

If $x=a+b t+c t^2$, where $x$ is in metre and $t$ in seconds, what is the unit of $c$ ?

What is the vector sum of $n$ coplanar forces, each of magnitude $F$, if each force makes an angle of $\frac{2 \pi}{n}$ with the preceding force?

Smooth block is released at rest on a $45^{\circ}$ incline and then slides a distance $d$. If the time taken of slide on rough incline is $n$ times as large as that to slide than on a smooth incline. Show that coefficient of friction, $\mu=\left(1-\frac{1}{n^2}\right)$

Which spring has greater value of spring constant – a hard spring or a delicate spring?

A boy sits near the edge of revolving circular disc

What will be the change in the motion of a disc?
If the boy starts moving from edge to the center of the disc, what will happen?

The radius of atom is of the order of 1 A° & radius of nucleus is of the order of fermi. How many magnitudes higher is the volume of the atom as compared to the volume of nucleus ?

The motion of a particle of mass $m$ is described by $h=u t+\frac{1}{2} gt ^2$. Find the force acting on particle.