Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
47.5k views
in Work, energy and power by (65.1k points)
recategorized by

A deliveryman moves 10 cartons from the sidewalk, along a 10-meter ramp to a loading dock, which is 1.5 meters above the sidewalk. If each carton has a mass of 25 kg, what is the total work done by the deliveryman on the cartons to move them to the loading dock? 

(A) 2500 J 

(B) 3750 J 

(C) 10000 J 

(D) 25000 J 

(E) 37500 J

1 Answer

0 votes
by (70.7k points)
selected by
 
Best answer

Correct option (|B) 3750J

Using the vertical distance with the vertical force (Fd||)

W = 10 cartons * (mg)(dy) = 10 * (25)(10m/s2)(1.5m) = 3750J

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

...