Question
Asked Nov 22, 2019
5 views

Calculate the power a car engine contributes to speeding the 1400 kg car up to a highway speed of 50.0 mi/h in 18.0 s.
 hp

check_circle

Expert Answer

Step 1

Given information:

help_outline

Image Transcriptionclose

Mass of the car (m) = 1400 kg 1609m 22.34 m/s Velocity of the car (v) = 50 mi/h = 50 x (60 x60)s/ Time taken by the car (T)= 18 s

fullscreen
Step 2

In this case the velocity if the car changes from “Zero” to “22.34&r...

help_outline

Image Transcriptionclose

700(22.342) P = 19.408 Kw 18 Т We know that 1 Kw 1.34 hp Hence the required power in horse power is: Р - 19.408 x 1.34 hp = 26.006 hp

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in
SciencePhysics

Work,Power and Energy

Related Physics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: A refrigerator using 1013 W runs one-fourth of the time. How much does the electricity cost to run t...

A: Given,

question_answer

Q: A wheel is mounted on a stationary axle that lies along the z axis. The center of the wheel is at &l...

A: A wheel is rotating about the z-axis.Angular velocity,

question_answer

Q: A solenoid is wound with 470 turns on a form 4 cm in diameter and 50 cm long. The current produces a...

A: Given data:Turns in the solenoid, N = 470Radius of the solenoid, R = Diameter / 2 = 4cm / 2 = 2 cm =...

question_answer

Q: Imagine a superfast fish that is able to swim faster than the speed of sound in water. Would this fi...

A: Yes, a sonic boom could be produced as long as the fish would be traveling faster than the speed of ...

question_answer

Q: Near the top of the Citigroup Center building in New York City, there is an object with mass of 3.8 ...

A: (a) The expression for time period is,

question_answer

Q: Problem 6 At t-0, a long solenoid is connected across an ideal voltage source, so that the EMF acros...

A: Given,

question_answer

Q: 33-36

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If y...

question_answer

Q: A spherical satellite of approximately uniform density with radius 5.4 m and mass 300 kg is original...

A: Given data:Radius of satellite = 5.4 mMass of satellite = 300 kgVelocity = 2600 m/sInitial angular s...

question_answer

Q: A 52.0-kg child takes a ride on a Ferris wheel that rotates four times each minute and has a diamete...

A: Let m be the mass of the child, D be the diameter of the Ferris wheel and r be its radius, w be the ...