Answered step by step
Verified Expert Solution
Question
1 Approved Answer
1Answer all questions with tidy and neat diagrams accompanying detailed workout steps. A boy with 81.6 kg weight walks up a plank BE (distance from
1Answer all questions with tidy and neat diagrams accompanying detailed workout steps.
A boy with 81.6 kg weight walks up a plank BE (distance from B to D is 3m), which rests on a ramp sloping at 30 to the horizontal. It rests on a frictionless roller support at D. 3m D B 450 30 (i) Draw possible free body diagrams capturing the boy's weight when he is at B with external force, reaction forces at B and D and Friction at B. (10marks) (ii) What is the value of the coefficient of static friction, if the plank does not slide down the slope when he is at point B? (5marks) (iii) Can the boy reach Point D? Why? (5marks)Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started