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how much power is required

A box was lifted using a pulley. If 1,000 W were required, which of these correctly describes power and energy for this action?5
1. 2 answers
2. asked by dianni
3. 718 views
these are some questions i am having trouble with:1. what margin is required to ratify treaties 2. where in the constitution is
1. 1 answer
2. asked by Al
3. 856 views
What was the main reason why propulsion formed a hurdle initially in the quest to be able to fly? Around the year 1900:Engines
1. 1 answer
2. 34 views
The human brain consumes about 23.7 W of power under normal conditions, though more power may be required during exams. How long
1. 1 answer
2. asked by kay
3. 624 views
How much power is required to do 110 J of work on an object in a time of 0.4 s?W How much power is required if the same work is
1. 1 answer
2. asked by james
3. 390 views
One check that the legislative branch has over the judicial branch is __________.A. the power to declare war B. the power to
1. 1 answer
2. 19 views
A receiver requires 10 mW as input power. If all the system losses add up to 50 db, then how much power is required from all the
1. 1 answer
2. asked by Rita
3. 776 views
A receiver requires 10 nW as input power. If all the system losses add up to 50dB, then how much power is required from the
1. 1 answer
2. asked by William C. Tolbert III
3. 1,428 views
Ok, so the formula for power is p=w/t but how would it work in this problem: what power output is required to lift a 3 kg mass
1. 1 answer
2. asked by Natalie
3. 460 views
The human brain consumes about 21.3 W of power under normal conditions. (More power may be required during exams...) How long
1. 2 answers
2. asked by Connie
3. 1,399 views