Question
Asked Mar 22, 2020
1 views

A boy jumps into a stationary boat with a speed of 5 m/s. Right after, the boat along with the boy floats on the water with a speed of 3 m/s. The boat's mass is 50 kg. What the boy's mass? 

check_circle

Expert Answer

Use the momentum conservation law.

Physics homework question answer, step 1, image 1

...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.

Related Physics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: A 500 kilogram car moving at 20 meters per second strikes a stone wall and is brought to a halt in 0...

A: Click to see the answer

question_answer

Q: At time t=0, a body has a velocity of 5 meters per second, EASTWARD; at time t=2 seconds, its veloci...

A: ( In our convention have taken the velocity positive in the westward direction.)

question_answer

Q: A 2,500 kg car moving east at 10.0 m/s collides with a 3,000 kg car moving north. The cars stick tog...

A: From conservation of momentum along vertical direction,  

question_answer

Q: A stone is dropped at t = 0. A second stone, with 3 times the mass of the first, is dropped from the...

A: Click to see the answer

question_answer

Q: A 25.0-mW laser beam of diameter 2.00 mm is reflected at normal incidence by a perfectly reflecting ...

A: The intensity of laser radiation I  is given by                                                    ...

question_answer

Q: Define center of mass frame of reference.

A: Click to see the answer

question_answer

Q: A bullet of mass m = 8.00 g is fired into a block of mass M = 160 g that is initially at rest at the...

A: According to the second equation of motion is,

question_answer

Q: Suppose that two carts, one twice as massive as the other, fly apart when the compressed spring that...

A: The speed of the two carts will be same, but as the two carts have different masses their accelerati...

question_answer

Q: The general heat engine receives 100-kW of heat from the hot reservoir and has a thermal efficiency ...

A: Click to see the answer