4.0 kg block rests at the edge of a platform that is 20 m above level ground. The block is launched horizontally with an initial velocity of 15 m/s. The time it would take to reach the ground is most nearly 1.41 s 2.0 s 1.73 s 2.5 s

4.0 kg block rests at the edge of a platform that is 20 m above level ground. The block is launched horizontally with an initial velocity of 15 m/s. The time it would take to reach the ground is most nearly 1.41 s 2.0 s 1.73 s 2.5 s

Name: A 4.0 kg block rests at the edge of a platform that is 20 m above leve
Uploaded: 2024-03-20T06:57:47.000Z
Channel: Bartleby
Description: A 4.0 kg block rests at the edge of a platform that is 20 m above level ground. The block is launched horizontally with an initial velocity of 15 m/s. The time it would take to reach the ground is most nearly 1.41 s 2.0 s 1.73 s 2.5 s

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter2: Motion In One Dimension

Section: Chapter Questions

Problem 57P: Two objects, A and B, are connected by a rigid rod that has a length L. The objects slide along...

See similar textbooks

Similar questions

In which of the following situations is the moving object appropriately modeled as a projectile? Choose all correct answers. (a) A shoe is tossed in an arbitrary direction. (b) A jet airplane crosses the sky with its engines thrusting the plane forward. (c) A rocket leaves the launch pad. (d) A rocket moves through the sky, at much less than the speed of sound, after its fuel has been used up. (e) A diver throws a stone under water.
Two objects, A and B, are connected by a rigid rod that has a length L. The objects slide along perpendicular guide rails, as shown in Figure P2.57. If A slides to the left with a constant speed v, find the velocity of B when α = 60.0°. Figure P2.57
A bullet is fired vertically upward with a mass of 3 grams. If it reaches an altitude of 100 m, what is its initial velocity? A. 86.6 m/s B. 36.1 m/s C. 58.9 m/s D. 44.2 m/s
After a projectile is fired into the air, what is the acceleration in the x- direction? (Assume no air resistance.) A. 19.6 m/s2 B. 0 m/s2 C. 9.8 m/s2 D. 4.9 m/s2
A spring gun that is mounted at the edge of a 2.0-m-high table launches a steel ball at an angle of 230 above the horizontal with an initial speed of 7.0 m/s. What is the total time of flight of the steel ball? (Assume that g = 9.81 m/s2.) a. 0.80 s b. 0.60 s c. 0.40 s d. 1.0 s e. 1.2 s
A bullet shot straight up returns to its starting point in 10 s. What is the initial speed of the bullet, assuming negligible air resistance? 9.8 m/s 49 m/s 98 m/s 25 m/s
A spring gun launches a heavy steel marble with an initial speed of 19.6 m/s. How long will the steel marble be in the air? a. 6.0 s b. 2.0 s c. 3.0 s d. 5.0 s e. 4.0 s
A body is thrown horizontally off the window of the building 60 m above the ground with a speed of 5 m/s. Neglecting air resistance, what is the horizontal velocity of the body after 3 s? A. 5 m/s B. 15 m/s C. 20 m/s D. 29.4 m/s
A bullet shot straight up returns to its starting point in 17 s. What is the initial speed of the bullet? 49.9 m/s 91.5 m/s 83.3 m/s 75.6 m/s
A boy throws a rock with an initial velocity of 3.85 m/s at 35.0° above the horizontal. If air resistance is negligible, how long does it take for the rock to reach the maximum height of its trajectory? A. 0.120 s B. 0.347 s C. 0.321 s D. 0.151 s E. 0.225 s
A rocket is launched to travel vertically upward with a constant velocity of 20 m/s. After travelling for 35 seconds, the rocket develops a snag and its fuel supply is cut off. The rocket then travels like a free body. The height achieved by it is: A) 680 m B) 720 m C) 800 m D) 700 m
When a projectile reaches the highest point the horizontal component of the acceleration is: E) No answer D. Zero A. Less than g B. Positive g C. Negative g