![subject](/tpl/images/cats/fizika.png)
Physics, 05.11.2020 20:50 toottoot42169
A crate of mass 100 kg is being pushed in a straight line
across a horizontal floor at a constant speed of 4.0 m/s.
The coefficient of kinetic friction between the crate and
the floor is 0.3. Find the net force on the crate.
A. 0 N
B. 300 N
C. 400 N
D. 1200 N
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 19:30
Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 01:30
Afigure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 20.9 12000 200 3.33
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 10:00
Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:10
The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).
Answers: 3
You know the right answer?
A crate of mass 100 kg is being pushed in a straight line
across a horizontal floor at a constant s...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 01.11.2020 08:20
![question](/tpl/images/cats/mat.png)
Mathematics, 01.11.2020 08:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mkx.png)
Arts, 01.11.2020 08:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 01.11.2020 08:20
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 01.11.2020 08:20
![question](/tpl/images/cats/mat.png)
Mathematics, 01.11.2020 08:20
![question](/tpl/images/cats/istoriya.png)
History, 01.11.2020 08:20
![question](/tpl/images/cats/en.png)
English, 01.11.2020 08:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 01.11.2020 08:20
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 01.11.2020 08:20
![question](/tpl/images/cats/geografiya.png)
Geography, 01.11.2020 08:20
![question](/tpl/images/cats/istoriya.png)