Asked by Riley
A 30m bar with a mass of 20kg is being lifted by a string. The bar makes an angle of 55 degrees above horizontal (between the bar and ground). The string is attached to the ceiling vertically.
What is the tension on the string?
What is the normal force given by the bar on the ground
what is the force of static friction given by the ground on the bar?
What is the tension on the string?
What is the normal force given by the bar on the ground
what is the force of static friction given by the ground on the bar?
Answers
Answered by
bobpursley
https://www.jiskha.com/display.cgi?id=1500230280
the questions have to be answered. Physics is not a guessing game.
the questions have to be answered. Physics is not a guessing game.
Answered by
Ms. Sue
Are you sure that's 30 meters? That's over 1/2 and American football field long.
Answered by
bobpursley
see other post
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