Advertisements
Advertisements
प्रश्न
For a body moving along a circular path, show that:
Linear speed = Angular velocity X radius of the circle
Advertisements
उत्तर
Angular displacement θ = length of arc/ radius of circle
θ= I / r
I= θxr
divide above equation with t
l/t = θxr/ t
now l/t = v {linear speed)
θ/ r= w
So v = ωr.
APPEARS IN
संबंधित प्रश्न
A simple pendulum takes 32 s to complete 20 oscillations. What is the time period of the pendulum?
Which is greater?
(i) 36 km/hr
(ii) 8.5 m/s
Does uniform speed mean constant speed?
A quantity is measured to be -30 m/s. Is it speed or velocity?
Is the average speed during different time intervals for a uniform motion the same or different?
A body covers half the distance with the speed A and the other half with speed B. What will be the average speed for the whole journey?
Complete the analogy.
Distance : metre :: Speed: ______?
If Boojho covers a certain distance in one hour and Paheli covers the same distance in two hours, who travels at a higher speed?
A car starting from rest moves with a uniform acceleration of 0.2 ms-2 for 3 min. Find the
- speed acquired
- the distance traveled.
Abus from Chennai travels to Trichy passes loo km, 160 km at 10.15 am, 11.15 am respectively. Find the average speed of the bus during 10.15 – 11.15 am.
