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

What are uses of ultra-violet radiations, Q. What are uses of ultra-violet ...

Q. What are uses of ultra-violet radiations? Uses of ultra-violet radiations: (i) They are utilized to destroy the bacteria and for sterilizing surgical instruments.

What is the resistance of a coil of aluminium wire, What is the resistance ...

What is the resistance of a coil of aluminium wire The resistance of a coil of aluminium wire at 18 ? C is 200?. The temperature of the wire is increased and the resistance

Basic concepts of light, Theory of Light: Newton proposed 'Corpuscular...

Theory of Light: Newton proposed 'Corpuscular Theory of Light'. 2. According to corpuscular theory, light consists of a stream of tiny, light and perfectly elastic particle

Kinematics, an aeroplane is moving horizontally with a velocity of u . it d...

an aeroplane is moving horizontally with a velocity of u . it drops a packet from a height h. the time taken the packet in reaching the ground is?

Absorbance spectrophotometer , Absorbance spectrophotometer: A schemat...

Absorbance spectrophotometer: A schematic diagram of a simple instrument that is used to measure the absorption of visible light is shown in Figure below. When studyin

Define Displacement: , Displacement: - The modification in position of a bo...

Displacement: - The modification in position of a body in a certain direction is known as displacement. It is a vector function and its unit in SI system is meter.

Poynting vector, determine the magnitude of Poynting vector end the energy ...

determine the magnitude of Poynting vector end the energy per unit time delivered to a wire of length land cross section A when electric current I flow in it

Spectral lines , The spectral lines arising from the transition of electron...

The spectral lines arising from the transition of electron forms a spectra series.  Mainly there are five series and every series is named after it's discover as Lymen series, B

Wien displacement law, Wien displacement law: For blackbody, the produ...

Wien displacement law: For blackbody, the product of the wavelength equivalent to the maximum radiancy and the thermodynamic temperature is a constant, the Wien displacement l

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