Reference no: EM13975815
1. A 8.3 kg chair is pushed across a frictionless floor with a force of 42 N that is applied at an angle of 22° downward from the horizontal.
What is the magnitude of the acceleration of the chair?
2. A 0.50 kg cream pie strikes a circus clown in the face at a speed of 5.00 m/s and stops. What is the change in kinetic energy of the pie?
3. How high above the ground does a 7.00 kg bird possess 7300 J of gravitational potential energy?
4. What is the velocity of a 10 kg puppy that has 1.3 kg·m/s of momentum?
5. A bicycle rider pedals around a circular track at 5.1 m/s. The track's radius is 51 m. What is the period of the bicyclist's motion?
6. A daredevil bike rider speeds around a circular track. The bike and rider together have the mass shown. What is the magnitude of the centripetal force acting on them?
7. What is the gravitational force between planet M and its moon, m?
Enter your answer in scientific notation using e for ×10. For instance, use 2.0e4 for 2.0×104
8. What is the speed of a communications satellite orbiting the Moon at an altitude of 260.0 km above the Moon's surface? The mass of the moon is 7.35×1022 kg and the radius is 1.74×106 m.
|
What action would you take in this scenario and why
: In this assignment, you will apply ethical decision making to a scenario in which you are confronted with a colleague whose behavior may be unethical. What action would you take in this scenario and why
|
|
Describe the role of dsm-5 in making a diagnosis
: Write a paper (with abstract) focusing on the following: Discuss 3 changes that were made from DSM-IV to DSM-5. Describe the role of DSM-5 in making a diagnosis. Why is it used
|
|
Which ordinary arithmetic operations are commutative
: The order in which vectors are added does not matter. Mathematicians say that vector addition is commutative. Which ordinary arithmetic operations are commutative? Which are not?
|
|
Different research problem using non-probability sample
: Identify a topic of interest and write a research problem, based on your topic of interest, that specifically looks at the relationship between two variables.
|
|
What is the magnitude of the acceleration of the chair
: A 8.3 kg chair is pushed across a frictionless floor with a force of 42 N that is applied at an angle of 22° downward from the horizontal. What is the magnitude of the acceleration of the chair?
|
|
What is the magnitude of the new electric field
: If the original electric field is 3.00 x10-4 N/C and the distance is reduced to one-fifth the original distance, what is the magnitude of the new electric field?
|
|
Determine the values of theta
: An oscillator moves according to x(t) = Acos(ωt+Φ). When t is 0.785s, x = 0.200m, vx = 0.600m/s, and ax = -3.20 m/s2. Determine the values of: a) ω, b) A, c) Φ
|
|
What question do the characters keep asking in given story
: What question do the characters keep asking in the story? What is the answer to the question according to what we have learned in class?
|
|
Distinguish between informative and persuasive speaking.
: What, specifically, is the difference between the two and how can persuasive speaking potentially be more difficult?
|