Figure shows the F-x graph. Where F is the force applied and x is the distance covered by the body along a straight line path. Given that F is in newton and x in metre, what is the work done ?

(1) 10 J

(2) 20 J

(3) 30 J

(4) 40 J

Concept Videos :-

#3 | Work Done by Variable Force

Concept Questions :-

Work done by variable force

(1) Work done = area under curve and displacement axis

= $1×10-1×10+1×10=10\text{\hspace{0.17em}}J$

Difficulty Level:

• 78%
• 12%
• 6%
• 5%