Science, asked by ati1shajiaii, 1 year ago

An athelete complees one round of of a circular track of diameter 49m in 20sec. Calculate the distance covered and displacement at the end of 30sec.

Answers

Answered by sunshine14

0

distance in 20 secs= 2*π*49/2

therfr distnc in 1 sec = 77/10
now distance in 30 secs = 7.7*30= 231m

now displacement=
distnce travld in 10 sec=
77m

Previous Question

Next Question

Similar questions

Math, 8 months ago

5. A pair of dice is thrown simultaneously. Find the probability of get (i) the sum as a prime number, (ü) a doublet of even number, (iii) same number on both dice i.e. a doublet, (iv) a multiple of 3 as the sum.

Math, 8 months ago

how to solve this? $\cos( \alpha + \beta )$ ...

Physics, 8 months ago

What will you prefrer : a school bag with a wide or a thin a strap ? why ?

Science, 1 year ago

Can we consume water vapour also as we use normal water. Can water in vapour form give same energy whicih is given by water which is at liquid form.

Science, 1 year ago

A car is traveling at 36 km/h. if brakes are applied so as to produce uniformretardation of 2.5 m/s[seconds] .calculate the time taken by it to stop...

Science, 1 year ago

what is systolic & diastolic blood pressure?

Physics, 1 year ago

What is the role of Physics in our daily life ? With Examples...

Math, 1 year ago

What are rational numbers?What are the types of rational numbers?What will happen if we will add,subtract,multiply or divide two rational numbers.