ZuoTi.Pro
Question

page 4 of 11 acting on the elevator are the tension in the cable and the gravitational force. wic supported by a single cable starts from rest and accelerates downwards. The only forces statements is true? by the tension force is larger than that done by the gravitational force e by the gravitational force is larger than that done by the tension force. A. The magnitude of the work done B. The magnitude of the work don C. The work done by the tension force is zero joules. D. The work done by the gravitational force is zero joules E. The net work done by the two forces is zero joules. ld he just sufficient to lift a
science   physics   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

Mese accelexahm is drionwad avity(

0 0
Add a comment
Know the answer?
Add Answer to:
page 4 of 11 acting on the elevator are the tension in the cable and the...
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

  • An elevator suspends from a verticle cable and the elevator accelerates upward. is the tension in...

    An elevator suspends from a verticle cable and the elevator accelerates upward. is the tension in the cable a. greater than the elevators b. lower than the elevators c. the same d. cannot be determined what about if it was accelerated downwards?

  • Suppose a 1350-kg elevator car is lifted a distance 41 m by its cable at a...

    Suppose a 1350-kg elevator car is lifted a distance 41 m by its cable at a constant speed, assuming the frictional force on the elevator has a constant value of 1575 N. Calculate the work done on the elevator by its cable, in joules. Calculate the work done by the gravitational force on the elevator, in joules, during this process. Calculate the total work done on the elevator, in joules.

  • An elevator with a person in it is being pulled upwards by a massive cable. Identify...

    An elevator with a person in it is being pulled upwards by a massive cable. Identify all interaction forces (consistent with Newton's 3rd Law) in the system. Specify the object the force acts on. a label for its magnitude and its direction. Consider your system to consist of the cable, the elevator, the Earth and the person. For example, the Earth pulls down on the elevator with force Melevator9 and the elevator pulls up on the Earth with force Meievatorg?-...

  • (a) Calculate the work done (in J) on a 1450 kg elevator car by its cable...

    (a) Calculate the work done (in J) on a 1450 kg elevator car by its cable to lift it 39.0 m at constant speed, assuming friction averages 145 N (b) What is the work done (in J) on the lift by the gravitational force in this process? (c) What is the total work done (in 1) on the lift?

  • (a) An elevator of mass m moving upward has two forces acting on it: the upward force of tension in the cable and the d...

    (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? T w Both forces are equal. (b) When the elevator is moving at a constant velocity upward, which is greater, T or w? T w Both forces are equal. (c) When the elevator is moving upward, but the acceleration...

  • A 596-N physics student stands on a bathroom scale in an 849-kg (including the student) elevator...

    A 596-N physics student stands on a bathroom scale in an 849-kg (including the student) elevator that is supported by a cable. As the elevator starts moving, the scale reads 449 N. a)Find the magnitude of the acceleration of the elevator. b) What is the acceleration if the scale reads 659 N ? c) If the scale reads zero, should the student worry? Explain. d)What is the tension in the cable in part A? e)What is the tension in the...

  • _________An elevator suspended by a vertical cable is moving downward but slowing down. The tension in...

    _________An elevator suspended by a vertical cable is moving downward but slowing down. The tension in the cable must be A) greater than the weight of the elevator. B) less than the weight of the elevator. C) equal to the weight of the elevator. ______ A bucket is being lowered by a very light rope with a constant downward velocity. The tension in the rope must be A) equal to the weight of the bucket. B) greater than the weight...

  • 1. Calculate the work done in kilojoules on a 1,146 kg elevator car by its cable...

    1. Calculate the work done in kilojoules on a 1,146 kg elevator car by its cable to lift it 42 m at constant speed, assuming friction averages 135.9 N. 2. What is the cost of operating a 4.4 W electric clock for a year if the cost of electricity is $0.08 per kWh ? 3. Find the final speed for a skier in a downhill ski race who skies 80 m along a 24.7º slope neglecting friction if he or...

  • (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...

  • Suppose you slowly and at constant speed lift a 4 N book from the floor to...

    Suppose you slowly and at constant speed lift a 4 N book from the floor to a shelf 2 m above the floor. (a) While your lifting it the net force on the book is zero(True,False) (b) While your lifting it the force by your hand against the book is 4 N(True,False) (c) The net work done on the book is zero(True,False) (d) The work done by your hand on the book is 8 Joules(True,False) (e) The net work done...

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