Question

a A body slides down a 45° incline in 2 times the time it takes to slide down a similar smooth incline find (Ans: 0.5] ​

Answer 1

Answer:

thanks

Explanation:

thanks very much

Answer 2

Answer:

n= (1-1/u ) tan (theta)

n= 2

so , 2= {1-1/u}{1}

u= 0.5 , for more explanation qgaxnphwko.hope it helps.