Find what is her velocity relative to the surface of the ice

Reference no: EM13562992

A 45.0 kg girl is standing on a 150 kg plank. The plank,originally at rest, is free to slide on a frozen lake, which is aflat, frictionless surface. The girl begins to walk along theplank at a constant velocity of 1.50 m/s to the right relative tothe plank.

What is her velocity relative to the surface of the ice?

What is the velocity of the plank relative to the surface of the ice?

Reference no: EM13562992

Questions Cloud

How high will theball go on the right : A 50g ball is released from rest 1.0 above the bottom of the track shown. How high will theball go on the right before reversing direction and rolling backdown

Derive fourier transform of function - parallellogram law : Prove the "Parallellogram law' for two complex numbers z and w - Derive the general solution of the identity

Explain the final temperature of both substances : A 2.04 g lead weight, initially at 10.0 Celcius, is submerged in 7.96g of water at 52.9 Celcius in an insulated container. What is the final temperature of both substances at thermal equilibrium

Depict the electron symbol for mg+2 : 1) What is the shape around the nitrogen atom in NH3. Draw the shape of the molecule. 2)? Draw the electron symbol for MG+2. 3) Draw the electron symbol for C

Find what is her velocity relative to the surface of the ice : A 45.0 kg girl is standing on a 150 kg plank. The plank,originally at rest, is free to slide on a frozen lake, which is aflat, frictionless surface. What is her velocity relative to the surface of the ice

How much force is required to pull the cover off : A 20-cm-diameter circular cover is placed over a 10-cm-diameterhole that leads into an evacuated chamber. How much force is required to pull the cover off

What is the expected gain loss : What is the expected gain/loss from the forward hedging?

What electric force of attraction between an iron nucleus : What is the magnitude of the electric force of attraction between an iron nucleus (q=+26e) and its innermost electron if the distance between them is 1.5 x 10^-12m

Determine how much the spring was stretched : A mass of 10 kg is attached to the 20 cm spring (k = 5000N/m).Initially, horizontally located spring and the mass are at rest. Determine how much the spring was stretched

User Account

All Pages