A flywheel rotates with a uniform angular acceleration. Its angular velocity increases from \( 2...

Channel:
PW Solutions
Subscribers:
443,000
Published on ● Video Link: https://www.youtube.com/watch?v=SmO9U6EeV84


Duration: 1:54
1 views
0

A flywheel rotates with a uniform angular acceleration. Its angular velocity increases from \( 20 \pi \)
\( \mathrm{P} \)
\( \mathrm{rad} / \mathrm{s} \) to \( 40 \pi \mathrm{rad} / \mathrm{s} \) in 10 seconds. How many
W
rotations did it make in this period?
(1) 80
(2) 100
(3) 120
(4) 150
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2023-12-21A particle moving along the circular path with a speed \( v \) at time \( t_{0} \) and its speed...
2023-12-21Which of the following relation is correct for angular acceleration? \( \mathrm{P} \) (1) \( \fr...
2023-12-21What is parturition? \( \mathrm{P} \) W
2023-12-21The expression \( \frac{1}{\sqrt{3}} \hat{i}+\frac{1}{\sqrt{3}} \hat{j}+\frac{1}{\sqrt{3}} \hat{...
2023-12-21Foetal ejection reflex in human female is induced by (1) Placenta o...
2023-12-21Two cars of masses \( m_{1} \) and \( m_{2} \) are moving along the circular paths of radius \( ...
2023-12-21The first movements of the fetus and appearance of hair on its head...
2023-12-21The role of placenta is (1) To convey nerve impulses \( \mathrm{P} ...
2023-12-21\( \int(\sqrt{x}+x) d x=? \) \( \mathrm{P} \) W (1) \( \frac{x^{2}}{2}+x+c \) (2) \( \frac{2 x^{...
2023-12-21What do you mean by Gestation period? \( \mathrm{P} \) W
2023-12-21A flywheel rotates with a uniform angular acceleration. Its angular velocity increases from \( 2...
2023-12-21\( \int\left(x^{2}+x+2\right) d x= \) ? \( \mathrm{P} \) (1) \( \frac{x^{3}}{3}+\frac{x^{2}}{2}+...
2023-12-21How is polyspermy checked by the zona pellucida of \( \mathrm{P} \)...
2023-12-21A stone of mass \( m \) is tied to a string of length \( l \) and rotated in a circle with a con...
2023-12-21Two bodies of mass \( 10 \mathrm{~kg} \) and \( 5 \mathrm{~kg} \) moving in concentric orbits of...
2023-12-21\[ \int 5 d x=? \] \( \mathrm{P} \) (1) \( 5 x+c \) (2) \( \frac{5 x^{2}}{2}+c \) W (3) \( -5 x+...
2023-12-21Which hormone is known as 'birth hormone'. \( \mathrm{P} \) W
2023-12-21Given \( y=\sin ^{5} x \) then find \( \frac{d y}{d x} \) \( \mathrm{P} \) (1) \( 5 \sin ^{4} x ...
2023-12-21What is implantation? When and How does it happen? \( \mathrm{P} \) W
2023-12-21How is a primary oocyte different from a secondary \( \mathrm{P} \)...
2023-12-21Given \( y=\sin 2 x \), then find \( \frac{d y}{d x} \) P (1) \( 2 \cos 2 x \) (2) \( \cos 2 x \...