🏷️ LIMITED TIME OFFER: GET 20% OFF GRADE+ YEARLY SUBSCRIPTION →
Log in
Physics
5
answers
1
watching
322
views

An object is initially at rest and accelerates to a speed of 90 metres per second in a

distance of 500 metres. Calculate the time the object spends accelerating and

the acceleration.

Watch
5
answers
1
watching
322
views

For unlimited access to Homework Help, a Homework+ subscription is required.

Avatar image
Liked by bluecockroach902 and 3 others

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
Share
Avatar image
Liked by bluecockroach902 and 3 others
Already have an account? Log in
Share
Already have an account? Log in
Share
Already have an account? Log in
Share
Already have an account? Log in
Share

Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

A rocket is initially at rest at ground level. It then accelerates vertically upwards

from rest with a constant acceleration of 18 metres per second per second. Calculate

(a)The time the rocket takes to reach an altitude of 900 metres. 

(b)The velocity of the rocket when its height is 2000 metres.

An object of mass 100 kilograms is initially at rest on the ground. A crane lifts

the object to a height of 15 metres in 8 seconds. When the object is 15 metres

above the ground, it is moving upwards with a velocity of 0.2m/s

Calculate

(a) The total mechanical energy of the object when it is 15 metres above the

ground. 

(b) The average power of the crane.

An object of mass 8 kilograms is on a smooth plane inclined at 35 degrees to the

horizontal (friction is zero). Initially the object is moving down the plane with a

velocity of 12 metres per second. Calculate

(a) the acceleration of the object down the plane. 

(b) the distance down the plane the object travels in 7 seconds

Weekly leaderboard

Home
Homework Help 3,900,000
Physics 110,000
Start filling in the gaps now
Log in