Student A lifts a 50-newton box from the floor to a height of 0.40 meters in 2.0 seconds. Student B lifts a 40-newton box from the floor to a height of 0.50 meters in 1.0 second. Compared to student A, which of the following describes the work and power of student B? Select TWO correct answers.

Question

Student A lifts a 50-newton box from the floor to a height of 0.40 meters in 2.0 seconds. Student B lifts a 40-newton box from the floor to a height of 0.50 meters in 1.0 second. Compared to student A, which of the following describes the work and power of student B? Select TWO correct answers.

Accepted Answer

Student B did the same work but developed more power. Option CWork and power?The product of the force (F) applied to an item and its displacement (d) in the force's direction is known as work (W).The rate at which labor is completed or energy is transported or transformed is known as power (P).Work done by student A = 50 N * 0.4 m= 20 JPower of student A = 20 J/2.0 s = 10 WWork done by student B = 40 N * 0.5 m= 20 JPower of student B = 20 J/1 s= 20 WThe power in B is more than A...

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Student A lifts a 50-newton box from the floor to a height of 0.40 meters in 2.0 seconds. Student B lifts a 40-newton box from the floor to a height of 0.50 meters in 1.0 second. Compared to student A, which of the following describes the work and power of student B? Select TWO correct answers.

Student A lifts a 50-newton box from the floor to a height of 0.40 meters in 2.0 seconds. Student B lifts a 40-newton box from the floor to a height of 0.50 meters in 1.0 second. Compared to student A, which of the following describes the work and power of student B? Select TWO correct answers.