subject
Physics, 15.12.2021 07:30 IDespretlyneedhelp

2. A 20.9 kg box of nails is resting on a floor. The coefficient of kinetic friction is 0.457 and the coefficient of static friction is 0.659.
a) What force is required to start it moving?
b) What force is required to accelerate it at 1.19 m/s2?
c) What force is required to move it at a constant speed?
d) What is the acceleration of the box of nails if an elephant kicked it with a force of
538 N?

ansver
Answers: 1

Other questions on the subject: Physics

image
Physics, 21.06.2019 18:40, JellalFernandes
An observer that stands still as the electron moves by him, will observe
Answers: 3
image
Physics, 22.06.2019 02:10, lovelyheart5337
Explain the consequences of this addiction to the brain tissue
Answers: 1
image
Physics, 22.06.2019 15:30, jonathanmagana112002
Charge is distributed along the entire x-axis with uniform density λ. how much work does the electric field of this charge distribution do on an electron that moves along the y-axis from y = a to y = b? (use the following as necessary: a, b, ε0, λ, and q for the charge on an electron.)
Answers: 3
image
Physics, 23.06.2019 00:00, alexandria3498
Three resistors are connected in series across a 15-v power supply. if the potential drops across resistors 1 and 2 are 4.1 volts and 3.1 volts, what is the exact potential drop (in volts) across resistor 3?
Answers: 2
You know the right answer?
2. A 20.9 kg box of nails is resting on a floor. The coefficient of kinetic friction is 0.457 and...

Questions in other subjects: