The gravitational force exerted on a baseball is 2.16 N down. A pitcher throws the ball horizontally with velocity 16.5 m/s by uniformly accelerating it along a straight horizontal line for a time interval of 159 ms. The ball starts from rest (a) Through what distance does it move before its release? 1.3 (b) What are the magnitude and direction of the force the pitcher exerts on the ball? (Enter your magnitude to at least one decimal place.) magnitude Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. N direction

The gravitational force exerted on a baseball is 2.16 N down. A pitcher throws the ball horizontally with velocity 16.5 m/s by uniformly accelerating it along a straight horizontal line for a time interval of 159 ms. The ball starts from rest (a) Through what distance does it move before its release? 1.3 (b) What are the magnitude and direction of the force the pitcher exerts on the ball? (Enter your magnitude to at least one decimal place.) magnitude Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. N direction

Physics for Scientists and Engineers with Modern Physics

10th Edition

ISBN:9781337553292

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: The Laws Of Motion

Section: Chapter Questions

Problem 38AP: Why is the following situation impossible? A book sits on an inclined plane on the surface of the...

See similar textbooks

Similar questions

While an elevator of mass 874 kg moves downward, the tension in the supporting cable is a constant 7730 N. Between t = 0 and t = 4.00 s, the elevator's displacement is 5.00 m downward. What is the elevator's speed at t = 4.00 s?
Which of the following statements about gravitational force, Fg , is not correct? a. Gravitational force is an attractive force only; it is never repulsive. b. Gravitational forces always exist in pairs of equal magnitude. c. The gravitational force between two objects depends on their separation. d. Gravitational force is the strongest of the fundamental forces.
A skier with a mass of 60 kg is sliding down a snowy slope, the slope with an angle of 30 degrees above the horizontal as shown in the figure. Find the acceleration for the skier if friction is known to be 45.0 N. Assuming no air resistance and g=10m/s^2. a) 10 m/s^2 b) 0.75 m/s^2 c) 4.25 m/s^2 d) 1.33 m/s^2
If a net horizontal force of 132 N is applied to a person with mass 60 kg who is resting on the edge of a swimming pool, what horizontal acceleration is produced? 2.2 m/s^2 No answer 22.2 m/s^2 29.20 m/s^2 7920 m/s^2
Why is the following situation impossible? A book sits on an inclined plane on the surface of the Earth. The angle of the plane with the horizontal is 60.0. The coefficient of kinetic friction between the book and the plane is 0.300. At time t = 0, the book is released from rest. The book then slides through a distance of 1.00 m, measured along the plane, in a time interval of 0.483 s.
In a classic clip on Americas Funniest Home Videos, a sleeping cat rolls gently off the top of a warm TV set. Ignoring air resistance, calculate the position and velocity of the cat after (a) 0.100 s, (b) 0.200 s, and (c) 0.300 s.
Find the magnitude of the gravitational force (in N) between a planet with mass 6.75 * 10 ^ 24 * kg and its moon, with mass 2.55 * 10 ^ 22 * kg if the average distance between 2.60 * 10 ^8 m. What is the moon's acceleration (in m /s ^ 2) toward the planet? What is the planet's acceleration (in m/s^ 2 ) toward the moon?
A constant horizontal force F = 200 N is applied for a time 0.1 s by a kick to a soccer ball of mass m=0.4 kg. If the ball was initially traveling toward the player at 20 m/s, what is the speed as it leaves her foot traveling in the opposite direction? Choose the correct answer. 50 m/s 20 m/s 10 m/s 30 m/s 70 m/s
1. The “law of inertia” is another name for Newton’s a. first law of motion b. second law of motion c. third law of motion d. none of the above 2. The extent of resistance to a change of motion is determined by an object’s a. weight b. mass c. density d. all of the above 3. Mass is a measure of a. inertia b. how difficult it is to stop a moving object c. how difficult it is to change the direction of travel of a moving object d. all of the above
An astronaut moves in space with a constant speed. If he is far from the influence of gravity of any star or planet, what is the minimum force required in order for him to keep on moving? a) force equal to its weight b) force equal to its mass c) force depending on its speed d) zero
A person weighing 0.70 kN rides in an elevator that has an upward acceleration of 1.5 m/s 2. What is the magnitude of the force of the elevator floor on the person?
A woman stands on a scale while riding in an elevator. When the elevator is at rest, the scale reads 60kg. What will be the reading of the scale in kg when the elevator accelerates. (a) upward at 1.2 m/s^2. (b) downward at 1.2 m/s^2. (c) At what acceleration of the elevator would the person appear to be weightless? Draw the FBD of the problem.