Question

Part A An airplane increases its speed at the average rate of 15 m/s? How much time does it take to increase its speed from 1
Part A Arunner ran the marathon (approximately 42.0 km) in 2 hours and 57 min. What was the average speed of the runner in m/
Part A An object moves 15.0 m north and then 11.0 m south. Find both the distance it has traveled and the magnitude of its di
0 0
Add a comment Improve this question Transcribed image text
Answer #1

1. Soln Given data Acceleration, a = 15m/s² Initial velocity, u = looms final velocity, v = 16omis From newton law of motion

Add a comment
Know the answer?
Add Answer to:
Part A An airplane increases its speed at the average rate of 15 m/s? How much...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • A certain type of elementary particle travels at a speed of 2.80x108 m/s At this speed, the average lifetime is measure...

    A certain type of elementary particle travels at a speed of 2.80x108 m/s At this speed, the average lifetime is measured to be 3.86x10-6 s Part A What is the particle's lifetime at rest? nVα ΑΣφ ? Ato = Request Answer Submit Provide Feedback

  • What must be your average speed in order to travel 350 km in 5.15 h? A)...

    What must be your average speed in order to travel 350 km in 5.15 h? A) 66.0 km/h B) 67.0 km/h C) 68.0 km/h D) 69.0 km/h An airplane increases its speed at the average rate of 15 m/s^2. How much time does it take to increase its speed from 100 m/s to 160 m/s? A) 17 s B) 0.058 s C)4.0s D) 0.25 s What is the mass of an object that experiences a gravitational force of 685 N...

  • A certain type of elementary particle travels at a speed of 2.50x108 m/s. At this speed,...

    A certain type of elementary particle travels at a speed of 2.50x108 m/s. At this speed, the average lifetime is measured to be 2.76x10-6 s. Part A What is the particle's lifetime at rest? Express your answer with the appropriate units. ? M: HÅR Value O 2 Units Ato = Submit Request Answer Provide Feedback

  • Review Part A An electron moving parallel to a uniform electric field increases its speed from...

    Review Part A An electron moving parallel to a uniform electric field increases its speed from 2.0 x 107 m/s to 4.0 × 107 m/s over a distance of 1.5 cn What is the electric field strength? Express your answer with the appropriate units. You may want to review (Pages 646 648) E-1 Value Units Submit Request Answer Provide Feedback Next>

  • A spaceship passes you at a speed of 0.800 c. You measure its length to be...

    A spaceship passes you at a speed of 0.800 c. You measure its length to be 38.6 m Part A How long would it be when at rest? ΠV ΑΣφ Request Answer Submit Provide Feedback A certain type of elementary particle travels at a speed of 2.50x108 m/s At this speed, the average lifetime is measured to be 2.76x10-6s. Part A What is the particle's lifetime at rest? Express your answer with the appropriate units. li НА Value Units Ato=...

  • Please show all steps. The car has an initial speed Vo = 20 m/s. It increases...

    Please show all steps. The car has an initial speed Vo = 20 m/s. It increases its speed along the circular track at 3 = 0, Q1 = (0.98) m/s, where 8 is in meters. (Figure 1) Part A Determine the time needed for the car to travel S = 35 m. Express your answer to three significant figures and include the appropriate units. Value Units Submit Request Answer Provide Feedback Figure < 1 of 1 > - 0

  • The 7.00-cm-long second hand on a watch rotates smoothly. Part A What is its angular speed?...

    The 7.00-cm-long second hand on a watch rotates smoothly. Part A What is its angular speed? Express your answer in radians per second to three significant figures rad/s Submit ▼ Part B What is the speed of the tip of the hand? O Type here to search Problem 7.11 Enhanced with Feedback rad/s Submit Request Answer Part B What is the speed of the tip of the hand? Express your answer with the appropriate units. u= 1 Value Submit Request...

  • What is the velocity over 4.0 seconds and the average speed over 4.0 seconds? Subn Constants...

    What is the velocity over 4.0 seconds and the average speed over 4.0 seconds? Subn Constants A dog runs from points A to B to C in 4.0 s. (See the figure below. (Figure 1) Part B Find the do Express y Figure 1 of 1 20 E1.0m Provide Feedback 3 女↑ 3 4 PartA Find the dog's average velocity over this 4.0 second interval. Express your answer in meters per second to two significant figures. m/s 05 You have...

  • ΓιυυιεΙΙ υυ.υν A particle of mass m travels at a speed v=0.30c. Part A At what...

    ΓιυυιεΙΙ υυ.υν A particle of mass m travels at a speed v=0.30c. Part A At what speed will its momentum be doubled? Express your answer using two significant figures. PO AQ R o a ? Uf = Submit Request Answer Provide Feedback

  • A 0.060-kg tennis ball, moving with a speed of 5.0 m/s, has a head-on collision with...

    A 0.060-kg tennis ball, moving with a speed of 5.0 m/s, has a head-on collision with a 8.0x10-2-kg ball initially moving in the same direction at a speed of 2.4 m/s. Part A Assuming a perfectly elastic collision, determine the speed of each ball after the collision. Enter your answers numerically separated by a comma. Express your answers using two significant figures AZO tennis ball ball m/s Submit Request Answer Part B Determine the direction of tennis ball after the...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT