Physics, 25.03.2021 02:50, iBrain

A man produces a power output P as he lifts a weight of 200 newtons to height H in time T. If a second person is to lift the same weight to height of 2H in time T/2 he would produce a power output of * P/4
P/2
2P
4P

Answers: 3

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 16:30, nyce36

You throw a baseball directly upward at time t = 0 at an initial speed of 12.3 m/s. what is the maximum height the ball reaches above where it leaves your hand? at what times does the ball pass through half the maximum height? ignore air resistance and take g = 9.80 m/s2.

Answers: 1

continue

Physics, 22.06.2019 05:00, anime333

Modern physics a photon emitted from an excited hydrogen atom has an energy of 3.02 electron volts. which electron energy-level transition would produce this photon? a. n=1 to n=6 b. n=2 to n=6 c. n=6 to n=1 d. n=6 to n=2 i chose b but the correct answer is d can someone tell me why? and what's the difference?

Answers: 1

continue

Physics, 22.06.2019 06:00, quetzaliescalona

A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s

Answers: 1

continue

Physics, 22.06.2019 11:40, Destine1965

Consider the following position function. find (a) the velocity and the speed of the object and (b) the acceleration of the object. bold r left parenthesis t right parenthesisr(t)equals=left angle 6 t superscript 4 baseline comma 2 t cubed right angle6t4,2t3 for tgreater than or equals≥0

Answers: 3

continue

Do you know the correct answer?

A man produces a power output P as he lifts a weight of 200 newtons to height H in time T. If a seco...