farahabdelhamid614 farahabdelhamid614

18-11-2022
Physics

Answered

A 1,500 kg car’s speed changes from 30 m/s to 15 m/s after the brakes are applied. Calculate the work done onto the car from the brakes.(1 point)
Responses

A 168,750 J
B −168,750 J
C −506,250 J
D 506,250 J

Answer :

Other Questions

4. A car is driving at 25 m/s (55 mph). The driver spots a deer jumping into the road. It takes the driver 2 seconds to react and hit the brakes. Once the brake

Please review this model chemical reaction: A + 2B ---> C + 4D Which of the above represents the reactants? Select ALL correct responses, below. A. 2B B. A

What is equal and opposite to the applied force on a spring?(1 point) Responses A spring force B spring constant C equilibrium D displacement

WILL BRAINLIST Two vehicles, a 3,250-kg car and a 9,750-kg truck, are on a road 20.0 meters apart. Calculate the gravitational force between these two vehicles.

How does the force of impact during a collision change when the time of contact is reduced?(1 point) Responses A It remains the same. B It increases. C It decre

What is the range of a bullet fired horizontally at a height of 1.5 m with an initial velocity of 120 m/s?(1 point) Responses A ≈ 0.55 s B ≈ 66.4 m C −9.8 m/s2

A 60 kg skier with an initial velocity of 12 m/s coasts up a hill. At the top of the hill, the skier is traveling at 9.75 m/s. Assuming there is no friction in

What two vertical forces act on a falling leaf?(1 point) Responses A weight, push B pull, friction C weight, friction D weight, pull

Which has the most momentum? C: 150 g object at 5 m/s D: 200 kg object at 2 m/s A: 50 kg object at 5 m/s B: 100 kg object at 10 m/s

How many times different is the force of gravity if the distance between the two objects is increased 4 times while keeping all else the same? (Write your answ