coolmonkey3643
04.07.2019 •
Physics
Two carts with masses of 4.0 kg and 3.0kg move toward each other on a frictionless track with speed
Solved
Show answers
More tips
- H Health and Medicine What are Electronic Cigarettes? The Ultimate Guide...
- C Computers and Internet How to Get Rid of 3pic Infector: Everything You Need to Know...
- A Auto and Moto Experience the World of the Most Expensive Cars on the Planet...
- S Style and Beauty How to Get Rid of a Double Chin?...
- F Food and Cooking How to Cook Julienne? Recipes and Tips...
- D Dating, Love, Relationships 10 Useful Tips on How to Survive a Breakup?...
- F Food and Cooking Apple Cider Vinegar: The Ultimate Health and Beauty Solution...
- C Computers and Internet Е-head: How it Simplifies Life for Users?...
- F Family and Home How to Choose the Best Diapers for Your Baby?...
- F Family and Home Parquet or laminate, which is better?...
Answers on questions: Physics
- P Physics What is the intercept ?...
- P Physics Joan finds the mass of an apple to be 12.0 grams. Joan cuts the apple in half and then finds the mass of each piece separately. What should the total mass of the apple halves...
- P Physics The distance between two slits in a double-slit experiment is 0.005 mm. What is the angle of the third-order bright fringe (m = 3) produced with light of 550 nm? A) 12 B) 5.0...
- P Physics Plz help me again no links to anything 4. Convection in the mantle results in the movement of plates on Earth. a. TRUE b. FALS...
- P Physics If anyone is really good at physics, respond to this to let me know. if you respond, i will post another question for you to answer and make it worth 50 points. i would greatly...
- M Mathematics A lemonade stand sells drinks in two sizes, small and medium. In the span of 1 hour, the stand sold 72 drinks. The ratio of small drinks to medium drinks sold was 5:3. If small...
- C Computers and Technology .Assume that an ArrayList named salarySteps whose elements are of type Integer and that has exactly five elements has already been declared and has been assigned values. Write...
- M Mathematics (Must have two people answer) After 3 months, $8,600 deposited in a savings account with simple interest had grown to a total of $8,729. What was the interest rate? Use the formula...
- M Mathematics What is the answer to 2/5(15m+2)...
- B Biology 3.6 In mice, the allele C for colored fur is dominant over the allele c for white fur, and the allele V for normal behavior is dominant over the allele v for waltzing behavior,...
Ответ:
Cart 1:
mass = 4.0 kg
velocity = 5.0 m/s
momentum = 20
Cart 2:
mass = 3.0 kg
velocity = -4.0 m/s (opposite direction)
momenum = -12
Cart 1 and 2:
mass = 7.0 kg
velocity = ??
20 - 12 = 7v
8 = 7v
v = 8/7
v = 1 1/7 m/s
So your answer should be: 1 1/7 m/s in the direction of the heavier
Ответ:
Happy New Year
Explanation: And thank you.