Question

A cargo elevator on Earth (where g = 10 m/s2) lifts 3000 kg upwards by 20...

A cargo elevator on Earth (where g = 10 m/s2) lifts 3000 kg upwards by 20 m. 720 kJ of electrical energy is used up in the process. What is the efficiency of this process?

Group of answer choices

66.7 %

83.3 %

120.0 % 1

6.7 %

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

Please do comment for any further assistance. Do rate if you like the answer. Thanks

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
1. A 2 kg ball drops from a height of 0.5 m to the table. What...
1. A 2 kg ball drops from a height of 0.5 m to the table. What will be the kinetic energy of the ball just before it hits the table? (assume g= 9.8 m/s2) Group of answer choices 9.8 J 49.0 J 20.1 J 124 J 24.5 J 2. Convert the velocity of 100 miles per hour into meters per second using 1 mile = 1600 meter, and 1 hour = 3600 seconds Group of answer choices 99.9 m/s 44.4...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT