College Physics
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Publisher: Cengage Learning
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Transcribed Image Text:230kg
frog
A 30 Kg boy ing startIQL Ory on a hillos
Shown in the diagram. what is the force of friction
is sitti
that preucnts him from sliding down?
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- A snack vendor is pushing his 125 kg cart with a force of 150N. a force of friction of 107.6N. acts on the cart. Assume cart starts at rest. a) find net force on cart.b) how far will cart move in 8.32s?arrow_forward3TAG A VAN 15 TRYING TO PULL ANOTHER CAR OUT OF A DITCH. BOTH VEHICLES CANNOT MOVE. A 4 OT AHO A Stor 1 GOT BAGA2 34 Q: A TRACTOR IS USED TO PULL THE CAR OUT OF THE DITCH, HOW DOES THE FORCE FROM THE TRACTOR COMPARE WITH THE FORCE FROM THE VAN? OXITarrow_forwardA 15 lb (15 pounds) crate is held at rest on an incline 35o by a static frictional force. What is the magnitude of this frictional force? The coefficient of static friction between the crate and the incline is 0.78.arrow_forward
- A car moving at 30 m/s crashes into a tree and stops in 0.25 s. Calculate the force the seat belt exerts on a passenger in the car to bring him to a halt. The mass of the passenger is 83 kg. (Enter the magnitude.) Additional Materials O Readingarrow_forwardA ope exerts a force f on a 20.kg crate. The crate Starts m rest and accelerates upward at S.00mlst near_surface force f in valsing the crate 4.0m above the floor?arrow_forwardSuppose a block with mass of m=5 kg is on a ramp.if the coefficient of kinetic friction between the block s as me ramp is 0.15,the angle between the ramp and the horizontal axis is 35 degrees. A)find the magnitude of the normal force and magnitude of the friction.arrow_forward
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