ZuoTi.Pro
Question

14. 3 points HRW20 7 P040 The loaded cab of an elevator has a mass of 3.0×103 kg and moves 104 m up th oft m 18 s at constant speed At what iisrageratedes the fo et om the cable de work m, ecar Addisonal Materials Section T6 sye9999

science   physics   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

Power = mgh /t = 3*10^3*9.8* 194/ 18

P = 316.87 kW

=========

Comment in case any doubt.. Goodluck

0 0
Add a comment
Know the answer?
Add Answer to:
14. 3 points HRW20 7 P040 The loaded cab of an elevator has a mass of...
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • The loaded cab of an elevator has a mass of 3.0 103 kg and moves 240...

    The loaded cab of an elevator has a mass of 3.0 103 kg and moves 240 m up the shaft in 23 s at constant speed. At what average rate does the force from the cable do work on the cab?

  • The loaded cab of an elevator has a mass of 2.50 × 103 kg and moves...

    The loaded cab of an elevator has a mass of 2.50 × 103 kg and moves 205. m up the shaft in 26.0 s at constant speed. At what average rate does the force from the cable do work on the cab?

  • A fully loaded, slow-moving freight elevator has a cab with a total mass of 1300 kg,...

    A fully loaded, slow-moving freight elevator has a cab with a total mass of 1300 kg, which is required to travel upward 47 m in 3.5 min, starting and ending at rest. The elevator's counterweight has a mass of only 800 kg, so the elevator motor must help pull the cab upward. What average power is required of the force the motor exerts on the cab via the cable?

  • Chapter 07, Problem 049 A fully loaded, slow-moving freight elevator has a cab with a total...

    Chapter 07, Problem 049 A fully loaded, slow-moving freight elevator has a cab with a total mass of 1800 kg, which is required to travel upward 45 m in 4.7 min, starting and ending at rest. The elevator's counterweight has a mass of only 860 kg, so the elevator motor must help pull the cab upward. What average power is required of the force the motor exerts on the cab via the cable? Number the tolerance is +/-3% Units

  • An elevator cab has a mass of 4510 kg and can carry a maximum load of...

    An elevator cab has a mass of 4510 kg and can carry a maximum load of 1810 kg. If the cab is moving upward at full load at 3.90 m/s, what power is required of the force moving the cab to maintain that speed?

  • A skyscraper in Manhattan has an elevator that weighs 1000 kg when loaded. The elevator is...

    A skyscraper in Manhattan has an elevator that weighs 1000 kg when loaded. The elevator is lifted at a constant rate to 480m above the ground by an electric winch motor. The drum of the winch motor is a solid uniform cylindrical drum in which a steel cable can wrap around it. The mass of the drum is 500 kg and has a diameter of 1 m. It takes the elevator a total of 120 s to get to the...

  • Question 18 (1 point) An elevator has a mass of 1200.0 kg. It is rising at...

    Question 18 (1 point) An elevator has a mass of 1200.0 kg. It is rising at a steady speed of 3.00 m/s. What is the tension in the cable lifting the elevator? O 11800 N O 15400 N O 8160 N O 3600 N View hint for Question 18 Save

  • A loaded ore car has a mass of 915 kg and rolls on rails with negligible...

    A loaded ore car has a mass of 915 kg and rolls on rails with negligible friction. It starts from rest and is pulled up a mine shaft by a cable connected to a winch. The shaft is inclined at 26.5° above the horizontal. The car accelerates uniformly to a speed of 2.20 m/s in 12.0 s and then continues at constant speed. (a) What power must the winch motor provide when the car is moving at constant speed? W...

  • A loaded ore car has a mass of 9.50 x 102 kg and rolls on rails...

    A loaded ore car has a mass of 9.50 x 102 kg and rolls on rails with negligible friction. It starts from rest and is pulled up a mine shaft by a cable connected to a winch. The shaft is inclined at 30.0° above the horizontal. The car accelerates uniformly to a speed of 2.20 m/s in 12.0 s and then continues at constant speed. (a) What power must the winch motor provide when the car is moving at constant...

  • (a) An elevator of mass m moving upward has two forces acting on it: the upward...

    (a) An elevator of mass m moving upward has two forces acting on it: the upward force of tension in the cable and the downward force due to gravity. When the elevator is accelerating upward, which is greater, T or w? Tw    Both forces are equal. (b) When the elevator is moving at a constant velocity upward, which is greater, T or w? Tw    Both forces are equal. (c) When the elevator is moving upward, but the acceleration is downward, which is...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT