Two particles are released from the...
Question
Check here step-by-step solution of 'Two particles are released from the same height at an interval of 1s. How long after the first particle' questions at Instasolv!
Fullscreen

Two particles are released from the same height at an interval of ( 1 mathrm{s} ). How long after the first particle begins to fall will the two particles be ( 10 mathrm{m} ) apart? ( left(g=10 mathrm{ms}^{-2}right) )
(a) ( 1.5 mathrm{s} )
(b) ( 2 mathrm{s} )
(c) ( 1.25 mathrm{s} )
(d) ( 2.5 mathrm{s} )

11th - 12th Class
Chemistry
Solution
31
Rating
4.0 (1 ratings)
Two particles are released from the same height at an interval of 1s. How long after the first particle begins to fall will the two particles
Fullscreen

( S_{1}=0+frac{1}{2} g(t)^{2} )
( S_{2}=0+frac{1}{2} g(t-1)^{2} )
( ( S_{2}=5 t^{2}+5-10 t )
And ( quad S_{1}-S_{2}=10 )
( 5 t^{2}-left(5 t^{2}-10 t+5right)=10 )
10t - 5 = 10
t = 1.5 sec

Quick and Stepwise Solutions Just click and Send Download App OVER 20 LAKH QUESTIONS ANSWERED Download App for Free