What is the magnitude of its instantaneous velocity

Assignment Help Physics
Reference no: EM1362099

Q.A river flows due east with a speed of 2.8 m/s. A man steers a motorboat across the river; his velocity relative to the water is 4.4 m/s due north. The river is 830 m wide.

How far east of his starting point will he reach the opposite bank?What is the magnitude of his velocity relative to the earth?

Q. An object moves at a constant velocity of 11 m/s to the southwest for an interval of 20 s. Halfway through this interval, what is the magnitude of its instantaneous velocity?

Reference no: EM1362099

Questions Cloud

Ge acquiring engine supplier : Explain strategy of buying companies in distress is not always successful, but GE has managed for decades to it, more often than not, better than others.
Determine the share price of stock : Gibson corporation has a current period cash flow of $1.2 million and pays no dividends, and present value of forecasted future cash flows is $15 million.
Define whether ethel an intended beneficiary of the contract : Examine whether Ethel an intended beneficiary of the contract and You must explain who or what is an intended beneficiary in your analysis.
Estimate the owner decision to start sound devices : Estimate the owner's decision to start Sound Devices. Are any of the above costs likely to be one-time costs? If so, how would this affect your answers. Explain.
What is the magnitude of its instantaneous velocity : How far east of his starting point will he reach the opposite bank? What is the magnitude of his velocity relative to the earth.
Show changes in economy and consumption : Changes in Economy and Consumption - How have the changes in the economy led to changes in the consumption process?
Lazy version of eager decision tree learning algorithm : Suggest a lazy version of the eager decision tree learning algorithm ID3. What are the advantages and disadvantages of your lazy algorithm compared to the eager algorithm.
Calculating maturity risk premium : The real risk free rate is 3 percent, and inflation is expected to be 3 percent for the next 2 years. A 2-year Treasury security yields 6.2 percent.
Historical and current factor influencing health and disease : Includes Historical and current factors that influence health and disease in the United States and Mexico identifies the critical economic, socio-political, and cultural events

Reviews

Write a Review

Physics Questions & Answers

  What is the flux of zn moving down the rod

At 500°C, the diffusion coefficient of Zn in brass is 4.10-17 m2.s-1. What is the flux of Zn moving down the rod.

  What are the maximum and minimum magnitudes

After falling from rest from a height of 35 m, a 0.58-kg ball rebounds upward, reaching the height of 26 m. If the contact between ball and ground lasted 2.5 ms, what average force was exerted on ball.

  What is the velocity of the wedge after the collision

A ball falls straight down onto a wedge that is sitting on frictionless ice. The ball has a mass of 3.11kg, and the wedge has a mass of 5.39 kg. The ball is moving the speed of v = 4.45m/s when it strikes the wedge, which is initially at rest.

  How fast will the electron be moving

A horizontal force of 213 N is exerted on a 1.90 kg discus as it rotates uniformly in a horizontal circle (at arm's length) of radius 1.60 m. determine the time for one revolution of the discus. Round the answer to 2 decimal places.

  Calculate the work done on a charge q

calculate the work done on a charge Q. If an automobile rounds this curve at 30 {rm m/s}, what is the least  coefficient of static friction between tires and road needed to prevent skidding.

  How much does the car body rise on its suspension

A 1000 kg car carrying four 76 kg people travels over a rough "washboard" dirt road with corrugations 4.0 m apart which causes the car to bounce on its spring suspension. The car bounces with utmost amplitude when its speed is 18 km/h. The car now ..

  Give the x- and y- components of its change in momentum

A car is traveling at 43.2km/hr on a flat, concrete highway. If the brakes are applied such that skidding occurs, the kinetic coefficient of friction between the road and tires is 0.808. If anti-lock brakes are properly applied after that no skidd..

  What is the magnitude of net force acting

An iguana that is slowing down at a uniform rate of acceleration while moving in positive direction.

  What is mechanical energy dissipated by resistive forces

What is mechanical energy dissipated by resistive forces

  Find the angular frequency of the blocks vibrations

A vertical tube open at the top contains 5.2 cm of oil (density 0.82 g/cm^3) floating on 5.2 cm of water. Find out the gauge pressure at the bottom of the tube.

  Find the susequent equilibrium position of the block

An ideal gas at 20 C consists of 2.2 X 10^{22} atoms. 4.3 J of thermal energy are removed from the gas. What the new temperature in C.

  Find the current in the loop

A chair of weight 130 N lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of F = 43.00 N directed at the angle of 35.0 degrees below the horizontal and the chair slides along the floor. Using Newton's law..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd