Acceleration of the box across the floor
A large box whose mass is 20 kg rests on a frinctionless floor. A mover pushes on the box with a force of 250 N at an angle of 35 degrees below the horizontal. What is the acceleration of the box across the floor?
Expected delivery within 24 Hours
A 4.00-kg model rocket is launched, expelling 60.0 g of burned fuel from its exhaust at a speed of 670 m/s. What is the velocity of the rocket after the fuel has burned?
a sample of of myoglobin with mass 1.00g is dissolvd in 100ml of aqeous solution. Theosmotic pressure of the solution is 11.0 torr at 25.00degree celcius . find the molar mass of myoglobin ?
The stone is moving around the path at a constant frequency of 2.20 rev/sec. At the moment the stone is overhead, the stone is released. The magnitude and direction of the velocity of the stone when it leaves the circular path is ??
It takes 480. J of energy to raise the temperature of 103.1 g mercury from 20.0°C to 53.5°C. Calculate the specific heat capacity and the molar heat capacity of mercury.
A 61.9 kg person jumps from rest off a 2.86 m-high tower straight down into the water. Neglect air resistance during the descent. She comes to rest 1.13 m under the surface of the water. Determine the magnitude of the average force that the water
A strip of aluminium of mass 23.8 g is dropped into a beaker of dilute hydrochloric acid. Calculate the work done (in J) on the surrounding atmosphere (1atm pressure, 19.9 oC) by the evolution of hydrogen in the subsequent reaction.
If an object has a moment of inertia 21 kg·m2 and rotates with an angular speed of 111 radians/s, what is its rotational kinetic energy?
Two identical flutes produce fundamental notes of frequency 300 Hz at 27 degre3es. if the temperature of the air in one flute is increased to 31 degrees, what will be the number of beats heard per second?
1953504
Questions Asked
3,689
Active Tutors
1416804
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
The nurse is caring for a client with suspected neuroleptic malignant syndrome (NMS). Which of the following findings would support a diagnosis of NMS?
Problem: The nurse is talking with a client with chronic kidney disease about recommended dietary modifications.
Change the name to clair and the end year 2024 Carrie Vang Long and short term goals By the next annual review, Kelly will improve her expressive skills
The preceptor is teaching a graduate nurse about electroconvulsive therapy (ECT). The preceptor determines that no further teaching is indicated
How do advancements an artificial intelligence driven diagnostic tools, impact quality, accessibility, and ethical considerations of healthcare delivery
Provide an overview of how healthcare in the United States has evolved since the post-industrial period.
Case Scenario: "You are a school SLP with an 8-year-old nonverbal boy with autism in a special day class on your caseload.