HomeworkLib
Question

A sled weighs 150 N. It is held in place on a frictionless 20° slope by...

A sled weighs 150 N. It is held in place on a frictionless 20° slope by a rope attached to a stake at the top; the rope is parallel to the slope. What is the normal force of the slope acting on the sled?

Question 7 options: 94 N 110 N 130 N 140 N

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

Homework Answers

Answer #1

Normal force of the slope acting on the sled = W cos(theta)

n = W cos 20°

n = 150 N cos 20°

n = 140 N

0 0
Add a comment
Know the answer?
Add Answer to:
A sled weighs 150 N. It is held in place on a frictionless 20° slope by...
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

  • A sled weighs 10.0 kg. It is held in place on a frictonless 20.0 degree slope...

    A sled weighs 10.0 kg. It is held in place on a frictonless 20.0 degree slope by a rope attached to a stake at the top of the slope. Find the tension in the rope if it is parallel to the slope.

  • https://web.whatsapp.com :27 PM QUESTION 21 A sled weighs 100 N. It is held in place on...

    https://web.whatsapp.com :27 PM QUESTION 21 A sled weighs 100 N. It is held in place on a frictionless slope, (O= 60") by a rope attached to a strong stick foxed at the top. The tension, T, in the rope is Strong Sick Sled W 100 N 87 N 100 N 34 N 335 N O OOO https://web.whatsapp.com :27 PM QUESTION 21 A sled weighs 100 N. It is held in place on a frictionless slope, (O= 60") by a rope...

  • A sled is tied to a tree on a frictionless snow-covered hill. If the sled weighs...

    A sled is tied to a tree on a frictionless snow-covered hill. If the sled weighs 77N find the magnitude of the tension exerted by the rope on the sled and that of the normal force exerted by the hill on the sled. Angle of slope is 30 degrees.

  • 15. A 150 N sled is pulled up a 25° slope at a constant speed by...

    15. A 150 N sled is pulled up a 25° slope at a constant speed by a force of 130 N. What is the coefficient of kinetic friction between sled and slope? A) 0.49N B) 0.1125 N C) 0.546 N D) 0.195 N E) 0.288 N 16. A student weighing 100 N climbs a flight of stairs 3.0 m high in 4 s. What power is required to perform this task? A) 0.1 Hp B) 40 W C) 2.6 Hp...

  • A 200-N sled of slides down a frictionless hillside that rises at 37° above the horizontal....

    A 200-N sled of slides down a frictionless hillside that rises at 37° above the horizontal. What is the magnitude of the force that the surface of the hill exerts on the sled? Hint : draw the free body diagram and place X-axis parallel to the incline a) 200 N b) 120 N c) 150 N d) 0 N e) 160 N

  • Question 13 13 pts A box of mass 0.8 kg is being pulled up a slope...

    Question 13 13 pts A box of mass 0.8 kg is being pulled up a slope that is inclined by 60° compared to the horizontal. The tension in the rope pulling the box is 40 N and the rope is parallel to the incline. The slope is NOT frictionless and the coefficient of kinetic friction between the box and the slope is 0.35. Round off your answers to two decimal places. (a) What is the magnitude of the weight of...

  • PLEASE USE FOUR FORCES IN TERMS OF F (FRICTION) N(NORMAL REACTION) T(TENSION IN THE ROPE) AND W(W...

    PLEASE USE FOUR FORCES IN TERMS OF F (FRICTION) N(NORMAL REACTION) T(TENSION IN THE ROPE) AND W(WEIGHT) Question 6 20 marks You should be able to answer this question after studying Unit 5 A mountain rescue team is preparing to move a stretcher (with an injured climber) down a flat slope. The combined mass of the climber and stretcher is 110 kg, and the slope makes an angle of 15° with the horizontal. The stretcher is held at rest by...

  • slope angle=20 degrees friction coefficient= 0.1 mass pf sledriders=300 kg - BH Tài - TP 4th...

    slope angle=20 degrees friction coefficient= 0.1 mass pf sledriders=300 kg - BH Tài - TP 4th the ta! the slede an roberende Answer the following questi 4) Drast the tree body diagram for this scenario inding the best of the coordinates the direcaon of gravity with directlerie for the sled Label Alle ting on these including separated and comes Estimatex and y compose of the force vector, PE 5) Does the sled hare as acceleration is the directed s) Therefore,...

  • 1. A roller coaster has a 300 kg car. Assume the track is frictionless. a) The...

    1. A roller coaster has a 300 kg car. Assume the track is frictionless. a) The car starts at a speed 20 m/s on a horizontal track. It then goes through a circular loop. What is the speed of the car when it is at the top of the loop, h = 10 m above the horizontal track? b) What is the normal force applied from the track at the point? Does this force point upward or downward? Assume the...

  • 0 m/s. It the 7. Doug hits a hockey puck, giving it an initial veloctty of...

    0 m/s. It the 7. Doug hits a hockey puck, giving it an initial veloctty of 6- kinetic triction between ice and puck is 0.05, how Ear will the puek siide betore stopping? . a. 19 b. 25 С. 37 d. 57 m 8. A boxcar of mass 200 tons at rest becomes uncoupled on a 10° grade. If the track is considered to be frictionless, what velocity does the boxcar have after 10 seconds? a. 0.37 m/s b. 0.59...

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