Register
An elevator travels at an average velocity of +5 m/s for 10 seconds and then -8 m/s for 5 seconds. Determine the elevator's displacement.
168k views
3 votes
An elevator travels at an average velocity of +5 m/s for 10 seconds and then -8 m/s for 5 seconds. Determine the elevator's displacement.

User Ali Khalid
by
4.3k points

1 Answer

2 votes

Displacement at 10s


\\ \bull\tt\dashrightarrow Velocity* Time


\\ \bull\tt\dashrightarrow 5(10)=50m

Displacement at next 5s


\\ \bull\tt\dashrightarrow -8(5)=-40m

Now

Total displacement=50-40=10m

User Pedram
by
4.0k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.1m questions

6.7m answers

Other Questions

A space shuttle is approaching the surface of the moon to land. It approaches the moons surface with an initial velocity of 28m/s and is slowing at a rate of -2m/s^2. Show all work and units for problems.
________ is a measure of the internal energy that has been absorbed or transferred from one body to another, often due to a difference in temperature.
5. What happens to the arrangement of water molecules as ice melts? A Molecules gain enough energy to escape as vapor. B Molecules release enough energy to escape as vapor. C Molecules gain enough energy
A projectline is shot from the edge of a cliff 100 m above the ground with intial speed 10 m/s at an angle 30 with the horizontal. 1) determine the time taken by the projectile motion to hit the ground
A 2.0-N force acts horizontally on a 10-N block that is initially at rest on a horizontal surface. The coefficient of static friction between the block and the surface is 0.50. Suppose that the block now
Link Copied!