Murielle is a 100 m runner who accelerates uniformly at 2.20 ms-2 until she reaches her...
Murielle is a 100 m runner who accelerates uniformly at 2.20 ms-2 until she reaches her top speed, and then continues to the finish line at her top speed of 11.4 ms-1. How long does she take to complete the 100 m sprint?
Homework Answers
Add Answer to:
Murielle is a 100 m runner who accelerates uniformly at 2.20
ms-2 until she reaches her...
A runner of mass 53.9 kg starts from rest and accelerates with a constant acceleration of...
A runner of mass 53.9 kg starts from rest and accelerates with a constant acceleration of 1.36 m/s^2 until she reaches a velocity of 5.83 m/s. She then continues running at this constant velocity. How long does the runner take to travel 153 m? ttotal = [ ]S
Chapter 2, Problem 2/084 Multistep A sprinter practicing for the 200-m dash accelerates uniformly from rest...
Chapter 2, Problem 2/084 Multistep A sprinter practicing for the 200-m dash accelerates uniformly from rest at A and reaches a top speed of 39 km/h at the 68-m mark. He then maintains this speed for the next 66 meters before uniformly slowing to a final speed of 34 km/h at the finish line. Determine the maximum horizontal acceleration which the sprinter experiences during the run. Where does this maximum acceleration value occur? Finish line 39.9 m ▼Part 1 Your...
An electric vehicle starts from rest and accelerates at a rate of 2 m/s2 in a straight line until it reaches a speed of 20 m/s
An electric vehicle starts from rest and accelerates at a rate of 2 m/s2 in a straight line until it reaches a speed of 20 m/s. The vehicle then slows at a constant rate of 1 m/s2 until it stops. (a) How much time elapses from start to stop? (b) How far does the vehicle travel from start to stop?
A cyclist sprints at the end of a race to clinch a victory. She has an...
A cyclist sprints at the end of a race to clinch a victory. She has an initial velocity of 11.3 m/s and accelerates at a rate of 0.610 m/s for 7.85 s. (a) What is her final velocity? (Enter the magnitude in m/s.) 16.089 m/s (b) The cyclist continues at this velocity to the finish line. If she is 300 m from the finish line when she starts to accelerate, how much time did she save (in s)? (c) The...
Two runners in a 100 m race start from the same place. Runner A starts as...
Two runners in a 100 m race start from the same place. Runner A starts as soon as the starting gun is fired and runs at a constant speed of 8.00 m/s. Runner B isn’t really paying attention and starts running 2.0 s later and runs at a constant speed of 9.3 m/s. a. Draw a position vs time graph for each runner. b. Who wins the race? c. At the instant the winner crosses the finish line, how far...
Starting from rest, a runner at a track meet reaches a speed of 8.7 m/s in...
Starting from rest, a runner at a track meet reaches a speed of 8.7 m/s in 1.9 s. How far does she run during this time, assuming her acceleration is uniform? Submit Answer Practice Another Version
4. Two runners in a 100 m race start from the same place. Runner A starts...
4. Two runners in a 100 m race start from the same place. Runner A starts as soon as the starting gun is fired and runs at a constant speed of 8.00 m/s. Runner B isn't really paying attention and starts running 2.0 s later and runs at a constant speed of 9.3 m/s. a. Draw a position vs time graph for each runner. b. Who wins the race? c. At the instant the winner crosses the finish line, how...
4. Two runners in a 100 m race start from the same place. Runner A starts...
4. Two runners in a 100 m race start from the same place. Runner A starts as soon as the starting gun is fired and runs at a constant speed of 8.00 m/s. Runner B isn't really paying attention and starts running 2.0 s later and runs at a constant speed of 9.3 m/s. a. Draw a position vs time graph for each runner. b. Who wins the race? c. At the instant the winner crosses the finish line, how...
1) An 18-year-old runner can complete a 10.0 km course with an average speed of 4.52...
1) An 18-year-old runner can complete a 10.0 km course with an average speed of 4.52 m/s. A 50-year-old runner can cover the same distance with an average speed of 4.07 m/s. How much later (in seconds) should the younger runner start in order to finish the the course at the same time as the older runner? s 2) A sprinter explodes out of the starting block with an acceleration of +3.8 m/s2, which she sustains for 1.4 s. Then,...
A sprinter in a 100m race accelerates from rest at a rate of 5.0m/s^2. She maintains...
A sprinter in a 100m race accelerates from rest at a rate of 5.0m/s^2. She maintains this acceleration for a period of 6.0s. Once she has reached her top speed, she continues to run at her top speed for the rest of the race. Q. calculate the total time take for the sprinter to run the 100m race. - how do I get the time while accelerating and time while at constant velocity? Could you please explain how EASY and...
A runner of mass 53.9 kg starts from rest and accelerates with a constant acceleration of 1.36 m/s^2 until she reaches a velocity of 5.83 m/s. She then continues running at this constant velocity. How long does the runner take to travel 153 m? ttotal = [ ]S
Chapter 2, Problem 2/084 Multistep A sprinter practicing for the 200-m dash accelerates uniformly from rest at A and reaches a top speed of 39 km/h at the 68-m mark. He then maintains this speed for the next 66 meters before uniformly slowing to a final speed of 34 km/h at the finish line. Determine the maximum horizontal acceleration which the sprinter experiences during the run. Where does this maximum acceleration value occur? Finish line 39.9 m ▼Part 1 Your...
A cyclist sprints at the end of a race to clinch a victory. She has an initial velocity of 11.3 m/s and accelerates at a rate of 0.610 m/s for 7.85 s. (a) What is her final velocity? (Enter the magnitude in m/s.) 16.089 m/s (b) The cyclist continues at this velocity to the finish line. If she is 300 m from the finish line when she starts to accelerate, how much time did she save (in s)? (c) The...
Starting from rest, a runner at a track meet reaches a speed of 8.7 m/s in 1.9 s. How far does she run during this time, assuming her acceleration is uniform? Submit Answer Practice Another Version
4. Two runners in a 100 m race start from the same place. Runner A starts as soon as the starting gun is fired and runs at a constant speed of 8.00 m/s. Runner B isn't really paying attention and starts running 2.0 s later and runs at a constant speed of 9.3 m/s. a. Draw a position vs time graph for each runner. b. Who wins the race? c. At the instant the winner crosses the finish line, how...
4. Two runners in a 100 m race start from the same place. Runner A starts as soon as the starting gun is fired and runs at a constant speed of 8.00 m/s. Runner B isn't really paying attention and starts running 2.0 s later and runs at a constant speed of 9.3 m/s. a. Draw a position vs time graph for each runner. b. Who wins the race? c. At the instant the winner crosses the finish line, how...
Most questions answered within 3 hours.
-
4. Without doing any calculations, predict whether the observed
∆T would increase, decrease or remain the...
asked 7 minutes ago -
Based on the range, which of the following sets of scores has
the greatest variability? 3,...
asked 1 hour ago -
Ripples in a pond travel at a velocity of 3 m/s with one peak
passing a...
asked 1 hour ago -
A man stands on the roof of a building of height 13.0 mm and
throws a...
asked 1 hour ago -
The extent to which assets are financed by borrowed funds and
other liabilities is indicated by:...
asked 2 hours ago -
Explain in detail
Germany is the fifth largest economy
explain what goods and services Germany specializes...
asked 2 hours ago -
The density of platinum is 21.45 g/mL. If a cube of platinum
with a mass of...
asked 2 hours ago -
Accounts Receivable
Sales
A/R Posting
Extended Sales Invoice
Packing Slip
Compare invoice to packing slip 2...
asked 2 hours ago -
Michaella, age 23, is a full-time law student and is claimed by
her parents as a...
asked 2 hours ago -
Why are polymers not typically casted into products?
asked 2 hours ago -
When rolling a die 129 times, what is the probability of rolling
a 6 no more...
asked 3 hours ago -
4. A call option currently sells for $7.75. It has a strike
price of $85 and...
asked 2 hours ago