If OP makes 4 revolutions in on second the angular velocity in ra… - Vidyadip

MCQ

If $OP$ makes $4$ revolutions in on second the angular velocity in radians per seconds is :

A
$\pi$
B
$2\pi$
C
$4\pi$
✓
$8\pi$

✓

Answer

Correct option: D.

$8\pi$

$\text{Angular velocity}=\frac{\text{Distance}}{\text{Time}}$
$=\frac{4\times2\pi}{1}$
$=8\pi\ \text{radians}$

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 "MCQ" from Measurement Of Angles→Measurement Of Angles — all question types→Maths STD 11 Science question papers→Maharashtra Board STD 11 Science question papers→Maharashtra Board question paper generator→

Similar questions

If $a$ and $b$ are real numbers and $(a+i b)^{11}=1+3 i$, then $(b+i a)^{11}$ is equal to

If $f(x)=3 x-2$ and $g(x)=x^2$, then $fog(x)=$

An urn contains $9$ balls two of which are red, three blue and four black. Three balls are drawn at random. The probability that they are of the same colour is :

$\sin^2\left(3^{\circ}\right)+\sin^2\left(6^{\circ}\right)+\sin^2\left(9^{\circ}\right)+\ldots+\sin^2\left(84^{\circ}\right)+\sin^2\left(87^{\circ}\right)+\sin^2\left(90^{\circ}\right)=$

$\frac{\sin A-\sin B}{\cos A+\cos B}$ is equal to

$\operatorname{cosec} 48^{\circ}+\operatorname{cosec} 96^{\circ}+\operatorname{cosec} 192^{\circ} +\operatorname{cosec} 384^{\circ}=$

If $\tan20^\circ+\tan40^\circ+\sqrt{3}\tan20\circ\tan40^\circ$ is equal to :

A box contains 10 mangoes out of which 4 are spoiled 2 mangoes are taken together at random. If one of them is found to be good, then the probability that the other is also good, is

The distance of the point (-2, 3) from the line x - y = 5 is

If $f (x)=\left\{\begin{array}{ll}\frac{\sin 3 x}{ e ^{2 x}-1} & ; x \neq 0 \\ k -2 & ; x=0\end{array}\right.$ is continuous at $x=0$, then $k =$