jjh
This page lists questions and answers that were posted by visitors named jjh.
Questions
The following questions were asked by visitors named jjh.
A large box of mass M is pulled across a horizontal, frictionless surface by a horizontal rope with tension T. A small box of mass m sits on top of the large box. The coefficients of static and kinetic friction between the two boxes are μs and μk, respect...
8 years ago
A crazed armadillo with a mass of 60kg stands at the center of a rope which was initially strung horizontally between two poles 50m apart. Its weight causes the rope to sag 1.20m. What is the tension in the rope Solution: 2Tsin(angle) - mg = 0 Tan-1() = 1...
8 years ago
The 2.0 kg wood box in the figure(Figure 1) slides down a vertical wood wall while you push on it at a 45 ∘ angle. The coefficient of kinetic friction of wood on wood is μk = 0.200. What magnitude of force should you apply to cause the box to slide down a...
8 years ago
Answers
The following answers were posted by visitors named jjh.