A crane lifts up a 100. kg box, from rest, with a force that varies with time, as shown on the graph.

What is the instantaneous velocity of the box at t = 10. s?
A) +0.25 m/s
B) +0.75 m/s
C) -0.25 m/s
D) zero
E) -0.75 m/s

Question

A crane lifts up a 100. kg box, from rest, with a force that varies with time, as shown on the graph.

What is the instantaneous velocity of the box at t = 10. s?
A) +0.25 m/s 
B) +0.75 m/s 
C) -0.25 m/s 
D) zero 
E) -0.75 m/s

Quizplus · Accepted Answer

The Answer of A crane lifts up a 100. kg box, from rest, with a force that varies with time, as shown on the graph.

What is the instantaneous velocity of the box at t = 10. s?
A) +0.25 m/s 
B) +0.75 m/s 
C) -0.25 m/s 
D) zero 
E) -0.75 m/s

A Crane Lifts Up a 100