Question: A 70 kg human sprinter can accelerate from rest to 10 m/s in 3.0 s. During the same time interval, a 30 kg greyhound can

A 70 kg human sprinter can accelerate from rest to 10 m/s in 3.0 s. During the same time interval, a 30 kg greyhound can go from rest to 20 m/s. What is the average power output of each? Average power over a time interval Δt is ΔE/Δt.

Step by Step Solution

★★★★★

3.39 Rating (158 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Visualize See figure below Solve Average power output is the ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Physics Scientists and Engineers Questions!

A sprinter can accelerate with constant acceleration for 4.0 s before reaching top speed. He can run the 100 meter dash in 10.0 s. What is his speed as he crosses the finish line?

A car manufacturer claims that his car can accelerate from rest to 100 km/h in 8 s. The car's mass is 800 kg. (a) Assuming that this performance is achieved at constant power, determine the power...

A cheetah can accelerate from rest to 24 m/s in 2.0 s. Assuming the acceleration is constant over the time interval, (a) What is the magnitude of the acceleration of the cheetah? (b) What is the...

13. A sled, which has a mass of 45.0 kg., is sitting on a horizontal surface. A force of 120 N is applied to a rope attached to the front of the sled such that the angle between the front of the sled...

Part A A 75 kg human sprinter can accelerate from rest to 10 m/s in 3.3 s . During the same time interval, a 30 kg greyhound can go from rest to 20 m/s. What is the average power output of the human?...

A 7 3 kg human sprinter can accelerate from rest to 1 0 m / s in 3 . 5 s . During the same time interval, a 3 5 kg greyhound can go from rest to 2 0 m / s . A: What is the average power output of the...

A 6 5 kg human sprinter can accelerate from rest to 1 0 m / s in 3 . 2 s . During the same time interval, a 2 8 kg greyhound can go from rest to 2 0 m / s . What is the average power output of the...

A 6 3 kg human sprinter can accelerate from rest to 1 0 m / s in 3 . 1 s . During the same time interval, a 3 0 kggreyhound can go from rest to 2 0 m / s . What is the average power output of the...

A 69 kg human sprinter can accelerate from rest to 10 We in 3.3 3. During the same time interval, a 33 kg greyhound can go from rest to 20 m/s. What is the average power output of the human? Average...

A $70 \mathrm{~kg}$ human sprinter can accelerate from rest to $10 \mathrm{~m} / \mathrm{s}$ in $3.0 \mathrm{~s}$. During the same time interval, a $30 \mathrm{~kg}$ greyhound can accelerate...

Compute the effective annual interest rate in each of these situations: a. 10% nominal interest, compounded semiannually. b. 10% nominal interest compounded quarterly. c. 10% nominal interest...

What is a presidential Executive Order? Describe the major provisions of EO 11246, as amended by EO 11375.

Hadji died this year at age 7 1 and left his traditional IRA to his best friend, Johnny. Hadji and Johnny were born on the same day in the same hospital and met years later while serving in the...

The Programme for International Student Assessment (PISA) is a global study conducted by the Organization for Economic Co-operation and Development (OECD). It measures mathematical performance as the...

A physics student on Planet Exidor throws a ball, and it follows the parabolic trajectory shown in Figure EX 4.11. The balls position is shown at 1s intervals until t = 3 s. At t = 1 s, the balls...

A constant force is applied to an object, causing the object to accelerate at 8.0 m/s 2 . What will the acceleration be if a. The force is doubled? b. The objects mass is doubled? c. The force and...

For each: a. Redraw the free-body diagram. b. Write a short description of a real object for which this is the correct free-body diagram. Use Examples 5.4, 5.5, and 5.6 as models of what a...

Manitowoc Crane (A). Manitowoc Crane (U.S.) exports heavy crane equipment to several Chinese dock facilities. Sales are currently 12,000 units per year at the yuan equivalent of $23,000 each. The...

2. If you would like to retire with $2,000,000, what amount must you invest at the end of each year for the next 40 years if you can invest at 10% per year? If you invest at the end of each month for...

Which of the following guidelines are appropriate for inclusion in a portfolio management policy? I. Diversify among different types of securities and across industry and geographic lines. II ....