MY NOTESIf a rock is thrown upward on the planet Mars with a velocity of 11 m/s, its height above the ground (in meters) aftert seconds is given by H = 11t - 1.86t(a) Find the velocity (in m/s) of the rock after 1 second.9.14Xm/s(b) Find the velocity (in m/s) of the rock when t = a.m/s(c) When (in seconds) will the rock hit the surface? (Round your answer to one decimal place.)t3=(d) With what velocity (in m/s) will the rock hit the surface?m/sNeed Help?Read ItMaster ItO Type here to search米&$4#'235.7.8.

Solution:Consider the equations of motion as given below:v = u + at -1s=ut+12at2 -2v2=u2+2as…

Answered: the velocity (in m/s) of the rock

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter3: Motion Along A Straight Line

Section: Chapter Questions

Problem 70P: Unreasonable results A dolphin in an aquatic show jumps straight up out of the water at a velocity...

See similar textbooks

Similar questions

Check Your Understanding A chunk of ice beaks off a glacier and falls 30.0 m before it hits the water. Assuming it falls freely (there is no air resistance), how bag does it take to hit the water? Which quantity increases faster, the speed of the Ice chunk or its distance traveled?
Unreasonable Results A cyclist rides 16.0 km east, then 8.0 km west, then 8.0 km east, then 32.0 km west, and finally 11.2 km east. If his average velocity is 24 km/h, how long did it take him to complete the trip? Is this a reasonable time?
A motorcycle that is slowing down uniformly covers 2.0 successive km in 80 s and 120 s, respectively. Calculate (a) the acceleration of the motorcycle and (b) its velocity at the beginning and end of the 2-km trip.
A seagull can fly at a velocity of 9.00 m/s in still air. (a) If it takes the bird 20.0 mm to travel 6.00 kin straight into an oncoming wind, what is the velocity of the wind? (b) If the bird turns around and flies with the wind, how long will it take the bird to return 6.00 km?
As a science project, you drop a watermelon off the top of the Empire State Building, 320 m above the sidewalk. It so happens that Superman flies by at the instant you release the watermelon. Superman is headed straight down with a speed of 37.0 m/sm/s.How fast is the watermelon going when it passes Superman?
A peregrine falcon drops from rest off the top of the StantecTower, which is 250.8 m tall. It accelerates in the downwarddirection due to gravity at a rate of 9.81 m/s2 (assume no airresistance). what is the velocity after 2.75s?
A dolphin in an aquatic show jumps straight up out of the water at a velocity of 15 m/s. A: How long is the dolphin in the air in seconds? Neglect any effects due to his size or orientation.
2. If an arrow is shot upward on the moon with a velocity of 58 m/s, its height (in meters) after tseconds is given by H(t) = 58t − 0.83t^2(a) Find the velocity of the arrow when ? = ?.(b) Find the velocity of the arrow after one second.(c) When will the arrow hit the moon?(d) What is the velocity of the arrow when it hits the moon?
At a track and field meet, the best long jump is measured as 8.40 m. The jumper took off at an angle of 33.0° to thehorizontal. What was the initial speed of the jumper? Ans) ____m/s
A zombie is playing catch with his zombie friend's head. It throws up in the air with an inital velocity of 26.2 m/s. How long until the zombie head reaches the maximum height? how far?
A slingshot projectile is released straight upwards at a velocity of 59.13 m/s. What is the maximum height (in m) that the projectile will reach
6. Pablo drops a thermos from a hot air balloon that is 300.0 m from the ground and ascending to 13.0 m/s. For the thermos, determine: A. the speed of the thermos after 5.0 s B. the time it takes for the thermos to reach the ground

SEE MORE QUESTIONS

Recommended textbooks for you

University Physics Volume 1

Physics

ISBN:

9781938168277

Author:

William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:

OpenStax - Rice University

University Physics Volume 1

Physics

ISBN:

9781938168277

Author:

William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:

OpenStax - Rice University

SEE MORE TEXTBOOKS