Motion angular velocity, Physics

Assignment Help:

A scooterist is racing at a speed of 72 km per hour. If the radius of the wheel is 20 cm, find the angular speed of the wheels.
 
Ans) 72kmph=20m/s

20cm=0.2m;

v=rw

w=v/r

w=20/0.2

=100rad/sec


Related Discussions:- Motion angular velocity

Electronics, if you want to amplify input signal of +-20mV amplitude and a ...

if you want to amplify input signal of +-20mV amplitude and a 100 MHz frequency,which parameters of OP-amp play a significant role? what should be the values of the parameters?just

De broglies wavelength-nature of light, An electron is in a box of width 3*...

An electron is in a box of width 3*10^-10m.what are de broglies wavelength and magnitude of momentum of the electron if it is in A)n=1 level B)n=2 level C)n=3 level Ans)  Use the

Work and energy, landfalls is a natural disasters, and to determine how fas...

landfalls is a natural disasters, and to determine how fast and how far mass movement moves can work energy equations be used.

Force and motion, to calculate average speed, divide distance by time...

to calculate average speed, divide distance by time?

Nuclear Physics, Calculate the luminosity for a beam of protons of 1uA coll...

Calculate the luminosity for a beam of protons of 1uA colliding with a stationary liquid hydrogen target 30cm long. Compare this to a typical colliding beam luminosity of 10e34 cm-

Defects of vision and their correction, Defects of vision and their correct...

Defects of vision and their correction There is a simple relationship between the focal length F ,the object distance P and the image distance Q of a thin lens fig(1).

Calculate the final speed of skater - speed and distance, A 50 kilogram ice...

A 50 kilogram ice skater glides across the ice in a straight line at 7 meters per second.  If she bends down and scoops up a 20 kilogram child standing on the ice, what will b

HOME WORK, A HEAVY STORM LEAVES 1CM OF RAIN ON 2HOUR PERIOD. HOW MANY CENTI...

A HEAVY STORM LEAVES 1CM OF RAIN ON 2HOUR PERIOD. HOW MANY CENTIMETRE CUBIC OF WATER FELL ON THE CITY

Write about isaac newton, Write a short (approx. one page) review of the co...

Write a short (approx. one page) review of the contribution of one of the following people to the historical development of Physics;   Aristotle Ibn al-Haytham Ga

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd