1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard XII
Physics
Uniform and Non Uniform
a solid flywh...
Question
a solid flywheel of 20 kg mass and 120 mm radius revolves at 600 RPM with what force must a brake lining be pressed against it for the flywheel to stop in 3 second if the coefficient of friction is 0.1
Open in App
Solution
Suggest Corrections
1
Similar questions
Q.
A circular solid disc of uniform thickness 20 mm, radius 200 mm and mass 20 kg, is used as a flywheel. If it rotates at 600 rpm, the kinetic energy of the flywheel, in joules is
Q.
A block of mass
0.1
k
g
is pressed against a wall with a horizontal force of
5
N
as shown in the figure. If the coefficient of friction between the wall and the block is
0.5
then the frictional force acting on the block will be
(
g
=
9.8
m
/
s
2
)
:
Q.
A
62
k
g
woman is a passenger in a "rotor ride" at an amusement park. A d
5.0
m
is spun with an angular velocity of
25
r
p
m
. The woman is pressed against the wall of the rotating drum. While the drum rotates, the floor is lowered. A vertical static friction force supports the woman's weight. What must the coefficient of friction be to support her weight?
Q.
A flywheel rotating at 420 rpm slows at a constant rate of 2 rad
s
−
2
. Find the time required to stop the flywheel.
Q.
A fly wheel of mass
140
kg
and radius
3
m
is rotating at
240
rpm
. The angular acceleration of flywheel if it comes to rest, after
7
rotations is (Assume constant angular acceleration)
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Acceleration
PHYSICS
Watch in App
Explore more
Uniform and Non Uniform
Standard XII Physics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Solve
Textbooks
Question Papers
Install app