Examlex
In the figure,a uniform ladder 12 meters long rests against a vertical frictionless wall.The ladder weighs 400 N and makes an angle θ of 79° with the floor.A man weighing 790 N climbs slowly up the ladder When he has climbed to a point that is 7.8 m from the base of the ladder,the ladder starts to slip.What is the coefficient of static friction between the floor and the ladder?
Edward Sapir
An American anthropologist and linguist, best known for his contributions to the development of the field of linguistic anthropology and the Sapir-Whorf hypothesis.
Benjamin Lee Whorf
An American linguist known for his hypothesis on linguistic relativity, suggesting language shapes thought and cultural perception.
Honeymoon
A vacation taken by newlyweds shortly after their wedding to celebrate their marriage.
Culture Shock
The feeling of disorientation experienced by someone who is suddenly subjected to an unfamiliar culture, way of life, or set of attitudes.
Q59: In the figure,which of the curves best
Q238: In a section of horizontal pipe with
Q247: A pair of charged conducting plates produces
Q260: In the figure,a proton is projected horizontally
Q311: A string is wrapped around a pulley
Q553: A 6.00-m long rope is under a
Q1051: Four point charges of magnitude 6.00 μC
Q1378: Two planets having equal masses are in
Q1400: A uniform 300-kg beam,6.00 m long,is freely
Q1464: A 1500-kg car accelerates from 0 to