Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

a particle is projected from ground in vertical upward direction at t=0 . AT t=0.8 sec ,it reaches h= 14m . it will again come to same height at t= ?

a particle is projected from ground in vertical upward direction at t=0 . AT t=0.8 sec ,it reaches h= 14m . it will again come to same height at t= ?

Grade:12

2 Answers

Arun
25763 Points
11 months ago
Dear student
 
h= v₀•t-g•t²/2 , 
v₀=h/t +gt/2 = 14/0.8 +9.8•0.8/2 = 21.42 m/s. 
Time of the motion to the highest point 
t₀=v₀/g =21.42/9.8=2.19 s. 
t1=2•2.19 – 0.8=3.58 s.
Vikas TU
14149 Points
10 months ago

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free