Piano movers hoist a 200

Piano movers hoist a 200 kg piano 10 m high in 30 s using a rope and simple pulley. What is their power output?(Points : 1) 70 W
1. 2 answers
2. asked by Phil
3. 2,831 views
In raising a 5000-N piano with a pulley system, the movers note that, for every 2m of rope pulled down, the piano rises 0.3m.
1. 1 answer
2. asked by erin
3. 2,358 views
A team of piano movers are lifting a grand piano from the ground to the third floor of a building, 30 m above the ground. The
1. 1 answer
2. 58 views
2.George and Frank are moving their piano for the big concert. George is pushing the piano with 25 N of force. Frank is pulling
1. 1 answer
2. 50 views
3.George and Frank are moving their piano for the big concert. George is pushing the piano with 25 N of force. Frank is pulling
1. 1 answer
2. 61 views
which of the following is true of the piano?A the piano is lightweight and easy to transport B the piano was created after the
1. 4 answers
2. asked by Alejandro 😃
3. 2,450 views
Which of the following is true of the piano?The piano is lightweight and easy to transport The piano was created after the organ
1. 1 answer
2. asked by #I'maBrat
3. 169 views
3. Which of the following is true of the piano?The piano cannot play a wide range of dynamics. The piano was invented first. The
1. 1 answer
2. 111 views
Which of the following is true of the piano?(1 point) The piano is lightweight and easy to transport. The piano was created
1. 1 answer
2. 102 views
a hoist powered by a 10 kw motor is used to raise a bucket filled with concrete and having total mass of 500 kg to height of 80
1. 0 answers
2. asked by 3b
3. 797 views