A weightlifter lifts 200 kg from the floor to a height of 2, Ask an Expert

Academics

A weightlifter lifts 200 kg from the floor to a height of 2 m in 2 s.

(a) How much work did the weightlifter perform?

(b) With what power did the weightlifter lift the weight (on average)?

View complete question

Physics, Academics

Category:- Physics
Reference No.:- M9882469

Have any Question?Write your Review or question?

Related Questions in Physics

Question what potential difference is needed to accelerate

Question: What potential difference is needed to accelerate a He+ ion (charge +e, mass 4u) from rest to a speed of 1.8 x 10 6 m/s? Express your answer using two significant figures. The response must be typed, single spa ...

Question a proton is released from rest at the positive

Question: A proton is released from rest at the positive plate of a parallel-plate capacitor. It crosses the capacitor and reaches the negative plate with a speed of 50,000 m/s. What will be the final speed of an electro ...

Question rotational kinetic energy and conservation of

Question: Rotational Kinetic Energy and Conservation of Energy Ranking Task The five objects of various masses, each denoted m, all have the same radius. They are all rolling at the same speed as they approach a curved i ...

Question a rock climber stands on top of a 60 m high cliff

Question: A rock climber stands on top of a 60 m high cliff hanger a pool of water. He throws two stones vertically downward 1.0 s apart and observes that they cause a single splash. The initial speed of the first stone ...

What acceleration does a baseball of mass 025 kg experience

What acceleration does a baseball of mass 0.25 kg experience when hit by a bat exerting a force of (magnitude) 162 N on the ball? Please provide work to explain

Problem a block oscillating on a spring has a maximum speed

Problem: A block oscillating on a spring has a maximum speed of 20cm/s. What will be the block's maximum speed if its totalenergy is doubled? Explain. (in its simplest form of physics,please) The response must be typed, ...

Problem sophia exerts a steady 50-nnbsphorizontal force on

Problem: Sophia exerts a steady 50-N horizontal force on a 8.6-kg box resting on a lab bench. The box slides against a horizontal friction force of 27 N Part A Find the box acceleration. Express your answer to two signi ...

An object traveling with a speed of 377 suddenly

An object traveling with a speed of 37.7 suddenly experiences a constant acceleration of 7.71 m/s 2 . What distance does this object travel in 6.48 seconds?

A system of four particles moves along one dimension the

A system of four particles moves along one dimension. The center of mass of the system is at rest, and the particles do not interact with any objects outside of the system. Find the velocity, v4, of particle 4 at t1 = 2. ...

Question a sensitive gravimeter at a mountain observatory

Question: A sensitive gravimeter at a mountain observatory finds that the free fall acceleration is 0.0075 m/s^2 less than that at sea level. What is the observatory's altitude? The response must be typed, single spaced, ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Physics Expert