Question

Physics Question: Please provide an answer with shown work!

Problem 9.12 Part A Friends throw snowballs at the wall of a 3.0 m × 6.0 m barn. The snowballs have mass 0.10 kg and hit the wall moving at an average speed of 6.0 m/s. They do not rebound. Determine the average pressure exerted by the snowballs on the wall if 60 snowballs hit the wall each second Express your answer to two significant figures and include the appropriate units. P Value Units Submit My Answers Give Up Incorrect; Try Again; 4 attempts remaining Provide Feedback Continue

0 0
Add a comment Improve this question Transcribed image text
Answer #1

A = 3 x 6 = 18 m^2


Impulse = change in momentum = 0.10 (6 - 0) = 0.60 kg m/s

force on wall = impulse imparted per second

= 0.60 x 60

= 36 kg m/ s^2


P = F / A = 36 / 18 = 2 N / m^2 Or Pa

Add a comment
Know the answer?
Add Answer to:
Physics Question: Please provide an answer with shown work! Problem 9.12 Part A Friends throw snowballs...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

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
  • Review | Constants | Peri Friends throw snowballs at the wall of a 3.0 m x...

    Review | Constants | Peri Friends throw snowballs at the wall of a 3.0 m x 6.0 m barn. The snowballs have mass 0.10 kg and hit the wall moving at an average speed of 6.0 m/s Part A They do not rebound. Determine the average pressure exerted by the snowballs on the wall if 50 snowballs hit the wall each second. Express your answer with the appropriate units. ? НА Value Units Р- The unit you entered is not...

  • Ch 9 Problem 9.51 4 of 18 Review Kids are pelting a window with snowballs. On average, two snowballs of roughly 300-g m...

    Ch 9 Problem 9.51 4 of 18 Review Kids are pelting a window with snowballs. On average, two snowballs of roughly 300-g mass hit the window each second moving horizontally at some 10 m/s. The snowballs drop vertically to the ground after hitting the window. Part A Estimate the average force exerted on the window. Express your answer with the appropriate units. ? F =3 Previous Answers Request Answer Submit Incorrect; Try Again; 2 attempts remaining Provide Feedback Next

  • PHYS 201-002 General Physics Fall 2018 <HW Set #5: Chapter 6 Problems Problem 6.53 Part A...

    PHYS 201-002 General Physics Fall 2018 <HW Set #5: Chapter 6 Problems Problem 6.53 Part A Constants A 66-kg skier starts from rest at the top of a 1200-m-long trail which drops a total of 210 m from top to bottom. At the bottom, the skier is moving 11 m/s How much energy was dissipated by friction? Express your answer to two significant figures and include the appropriate units 1.4.10 J Submit X Incorrect, Try Again; 2 attempts remaining <...

  • Part A How much work is required to stop an electron (m=9.11 x 10 31 kg)...

    Part A How much work is required to stop an electron (m=9.11 x 10 31 kg) which is moving with a speed of 1.70*10m/s ? Express your answer to three significant figures and include the appropriate units. НА W= 1.64.10 18 J Submit Previous Answers Request Answer * Incorrect: Try Again; 3 attempts remaining Provide Feedback Type here to search

  • Rev The forces in (Figure 1) are acting on a 3.0 kg object. Part A What...

    Rev The forces in (Figure 1) are acting on a 3.0 kg object. Part A What is az, the 2-component of the object's acceleration? Express your answer with the appropriate units. HA ? . X.10 Figure 1 of 1 m Value 82 Submit Previous Answers Request Answer 3.0 N * Incorrect; Try Again; 4 attempts remaining 2.0 N 4.0 N 3.0 N Provide Feedback

  • « previous | 8 of 31 | next » Problem 11.50 Part A Two gerbils run...

    « previous | 8 of 31 | next » Problem 11.50 Part A Two gerbils run in place with a linear speed of 0.40 m/s on an exercise wheel that is shaped like a hoop Find the angular momentum of the system if each gerbil has a mass of 0.22 kg and the exercise wheel has a radius of 7 cm and a mass of 6.0 g Express your answer using two significant figures kg m2/s Submit My Answers Give...

  • Problem 2.70 7 of 8 Constants| Periodic Table PartA A castle's defenders throw rocks down on...

    Problem 2.70 7 of 8 Constants| Periodic Table PartA A castle's defenders throw rocks down on their attackers from a 17-m-high wall, with initial speed 11 m/s How much faster are the rocks moving when they hit the ground than if they were simply dropped? Express your answer to two significant figures and include the appropriate units. Av-Value Units Submit Ans Provide Feedback Next >

  • please find the following? Problem 16.58 Part A The block at C is moving downward at...

    please find the following? Problem 16.58 Part A The block at C is moving downward at v 2.6 ft/s (Figure 1) Determine the angular velocity of bar AB at the instant shown. Express your answer to three significant figures and include the appropriate units. ? A rad wAR 1.125 S Previous Answers ReguestAnswer Submit Incorrect; Try Again; 2 attempts remaining Provide Feedback Figure 1 of 1 fr 130° AB 2.1

  • Please Help assighmentProblemiD-49834820 colege physics i HWCHOS Problem 6.11 previous 4 of 14 Problem 6.11 Part...

    Please Help assighmentProblemiD-49834820 colege physics i HWCHOS Problem 6.11 previous 4 of 14 Problem 6.11 Part A To move a large crate ac ross a rough floor, you push on it with a force F at an angle of 21 below the horizontal as shown in the figure.Figurc1 Find the acceleration of the crate if the applied force is 350 N, the mass of the crate is 32 kg and the coefficiont of kinetic fnchion is 0.40 Express your answer...

  • * Please, do not copy others work. Work this problem with these numbers. The force of...

    * Please, do not copy others work. Work this problem with these numbers. The force of the motor M on the cable is shown in the graph. (Figure 1) Part A Determine the velocity of the 450-kg crate A when t = 2 s. Express your answer to three significant figures and include the appropriate units. PÅ o al ? Figure 1 of 1 > U= 15.92 F(N) Submit Previous Answers Request Answer AF-625 * Incorrect; Try Again; 4 attempts...

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